Question: What is the largest denomination of us currency?
Disambiguated questions and answers: question: What was the largest denomination of US currency in the form of a gold certificate?
What was the largest denomination of legal tender US currency ever in circulation?
What is the largest denomination of legal tender US currency currently in production?
answer: $100,000
$10,000
$100
Natural Questions answer: $10,000 bills (from the Wikipedia article "Large denominations of United States currency")