23001332311 has 2 divisors, whose sum is σ = 23001332312. Its totient is φ = 23001332310.

The previous prime is 23001332279. The next prime is 23001332363. The reversal of 23001332311 is 11323310032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23001332311 - 2⁵ = 23001332279 is a prime.

It is a super-2 number, since 2×23001332311² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23001332371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11500666155 + 11500666156.

It is an arithmetic number, because the mean of its divisors is an integer number (11500666156).

Almost surely, 2^23001332311 is an apocalyptic number.

23001332311 is a deficient number, since it is larger than the sum of its proper divisors (1).

23001332311 is an equidigital number, since it uses as much as digits as its factorization.

23001332311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23001332311 its reverse (11323310032), we get a palindrome (34324642343).

The spelling of 23001332311 in words is "twenty-three billion, one million, three hundred thirty-two thousand, three hundred eleven".