23201702567531 has 2 divisors, whose sum is σ = 23201702567532. Its totient is φ = 23201702567530.

The previous prime is 23201702567507. The next prime is 23201702567551. The reversal of 23201702567531 is 13576520710232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23201702567531 is a prime.

It is a super-2 number, since 2×23201702567531² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23201702567551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600851283765 + 11600851283766.

It is an arithmetic number, because the mean of its divisors is an integer number (11600851283766).

Almost surely, 2^{23201702567531} is an apocalyptic number.

23201702567531 is a deficient number, since it is larger than the sum of its proper divisors (1).

23201702567531 is an equidigital number, since it uses as much as digits as its factorization.

23201702567531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 23201702567531 in words is "twenty-three trillion, two hundred one billion, seven hundred two million, five hundred sixty-seven thousand, five hundred thirty-one".