23132258881 has 2 divisors, whose sum is σ = 23132258882. Its totient is φ = 23132258880.

The previous prime is 23132258861. The next prime is 23132258923. The reversal of 23132258881 is 18885223132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19714687281 + 3417571600 = 140409^2 + 58460^2 .

It is a cyclic number.

It is not a de Polignac number, because 23132258881 - 2²⁵ = 23098704449 is a prime.

It is a super-2 number, since 2×23132258881² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23132258861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566129440 + 11566129441.

It is an arithmetic number, because the mean of its divisors is an integer number (11566129441).

Almost surely, 2^23132258881 is an apocalyptic number.

It is an amenable number.

23132258881 is a deficient number, since it is larger than the sum of its proper divisors (1).

23132258881 is an equidigital number, since it uses as much as digits as its factorization.

23132258881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 184320, while the sum is 43.

The spelling of 23132258881 in words is "twenty-three billion, one hundred thirty-two million, two hundred fifty-eight thousand, eight hundred eighty-one".