23322031157 has 2 divisors, whose sum is σ = 23322031158. Its totient is φ = 23322031156.

The previous prime is 23322031123. The next prime is 23322031261. The reversal of 23322031157 is 75113022332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17245205041 + 6076826116 = 131321^2 + 77954^2 .

It is a cyclic number.

It is not a de Polignac number, because 23322031157 - 2⁶ = 23322031093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23322031357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11661015578 + 11661015579.

It is an arithmetic number, because the mean of its divisors is an integer number (11661015579).

Almost surely, 2^23322031157 is an apocalyptic number.

It is an amenable number.

23322031157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23322031157 is an equidigital number, since it uses as much as digits as its factorization.

23322031157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

Adding to 23322031157 its reverse (75113022332), we get a palindrome (98435053489).

The spelling of 23322031157 in words is "twenty-three billion, three hundred twenty-two million, thirty-one thousand, one hundred fifty-seven".