Does he like me? or am i a joke to him?

this guy added me on facebook and hes friends with my brother but hes really hot soo i inboxed him saying heyy..do ik you? and he answerd and we talked for a little and then a few days later he inboxed me saying "your so hot" but then right away wrote lololol sorry that was my friend..and i wrote ohh its okay then a few days after that he inboxed me again during the superbowl with just a ;) (winky facee) so i was like umm whats up with the winky face and hes like sorry that was my friend again and i just decided to talk to him so i was like ohh k whats up and we talked then right before the end of the game i asked who do u want to win but like that was just when the packers won so he didnt answer? bu then a few weeks later he inboxes me again sayng bang me? so as a joke i answerd and said ohhyeaa when? and hes like text me and gave me a number so i was with my friends so i decieded to text him but it turned out not being his number and i told my bro and then the next day he inboxed me again saying t me babe! so i had enough and it was getting annoying so i showed my brother and he flipped out and like was saying ill set him straight in school but it turns out it was his friend again and i asked who and he gave me the name and i told my bro and he became friends with him on fbb!! :/ then the kid he was with was from a place a knew another guy from so i asked him if e knew him and he never answerd!! i still kinda want to get to know him better hes so hot i want to chat him but idk if i should does he like me or is he just doing this for a joke?