23431111110073 has 2 divisors, whose sum is σ = 23431111110074. Its totient is φ = 23431111110072.

The previous prime is 23431111110031. The next prime is 23431111110097. The reversal of 23431111110073 is 37001111113432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21697262113024 + 1733848997049 = 4658032^2 + 1316757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23431111110073 is a prime.

It is not a weakly prime, because it can be changed into another prime (23431111116073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11715555555036 + 11715555555037.

It is an arithmetic number, because the mean of its divisors is an integer number (11715555555037).

Almost surely, 2^{23431111110073} is an apocalyptic number.

It is an amenable number.

23431111110073 is a deficient number, since it is larger than the sum of its proper divisors (1).

23431111110073 is an equidigital number, since it uses as much as digits as its factorization.

23431111110073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The spelling of 23431111110073 in words is "twenty-three trillion, four hundred thirty-one billion, one hundred eleven million, one hundred ten thousand, seventy-three".