Mega Millions winning numbers for Tuesday, Jan. 21. Did anyone win $20 million jackpot?
The Mega Millions lottery jackpot was an estimated $20 million with a cash option of $8.9 million for Tuesday night's drawing, according to the Mega Millions website. The jackpot was last won on Jan. 17 when a lottery player in Arizona lottery player won a $112 million jackpot.