What is this lump on my anus?

If its Painless.I Had The Same Thing. I Went To my Doctor And He Checked It Out. He Just Said It Is A Lump Of Fat And Nothing Serious To Worry About. (Your Butt It Growing Fat Lol. But Anyways Its Nothing To Worry About If You Think Its Fat And Its Painless. But Go To The Doctor To Be Sure Its Fat And Not A Cyst In Your Bum.!