im pretty sure it's 99
99
73 is the largest two-digit number that is prime and has prime numbers for both of its digits.
99
97
97
99
99
73 is the largest two-digit number that is prime and has prime numbers for both of its digits.
99
It is 97.
97
97
987654
97
97
99 is the largest two digit number. If I can use the digits anyway I want, then 9 to the 9th power is larger
9987654321