I Am A 20 Year Old Girl My Weight Is

I am a 20 year old girl my weight is 105 kg and my height is 1. 5 I had unprotected ex with a 26 year old guy .And during the intercourse all I felt was pain since the entering part or the opening of the private part was to small and his penis was to large compered to the hole . it was a hardcore sex and after some few days I developed a hard lump on my vagina its so hard when I press it .