The estimated jackpot is $1.15 billion (with a B) and a $516.1 million cash option.
The winning numbers were 03-07-37-49-55 with a Mega Ball of 06 and a Megaplier of 3X.
If won at that level, the jackpot would be the largest Mega Millions prize ever won in December and the seventh largest in Mega Millions history, according to the Lottery officials.
If no winner wins the top prize, the jackpot will continue to roll until the next drawing at 10:59 p.m. on Tuesday, Dec. 31.
Lottery players have a 1 in 302,575,350 chance of winning a Mega Millions jackpot by matching all five balls plus the gold Mega Ball, according to officials. Prizes then range from $1 million to $2.
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