She claimed $35 million. Here's how Ben Smith reported it:
Hillary Clinton's campaign is set to announce later today that she's on track to raise roughly $35 million in the month of February, a huge month by any standard measure of political fundraising and her best of the campaign.
Sen. Hillary Clinton said Thursday she was incredibly gratified to learn her campaign hauled in a record 35 million dollars in the month of February, despite losing 11 contests during that time.
The Field has doubts.
[I amended this post because although there does appear to be some discrepancies, I don't think it's completely clear that the Clinton campaign did lie about this - but it's a complicated matter. I apologize for jumping to that conclusion.]