23011322310919 has 2 divisors, whose sum is σ = 23011322310920. Its totient is φ = 23011322310918.

The previous prime is 23011322310883. The next prime is 23011322311049. The reversal of 23011322310919 is 91901322311032.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23011322310919 is a prime.

It is a super-2 number, since 2×23011322310919² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23011322310619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11505661155459 + 11505661155460.

It is an arithmetic number, because the mean of its divisors is an integer number (11505661155460).

Almost surely, 2^{23011322310919} is an apocalyptic number.

23011322310919 is a deficient number, since it is larger than the sum of its proper divisors (1).

23011322310919 is an equidigital number, since it uses as much as digits as its factorization.

23011322310919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 37.

The spelling of 23011322310919 in words is "twenty-three trillion, eleven billion, three hundred twenty-two million, three hundred ten thousand, nine hundred nineteen".