23320032231631 has 2 divisors, whose sum is σ = 23320032231632. Its totient is φ = 23320032231630.

The previous prime is 23320032231611. The next prime is 23320032231701. The reversal of 23320032231631 is 13613223002332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23320032231631 is a prime.

It is a super-2 number, since 2×23320032231631² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23320032231593 and 23320032231602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23320032231611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660016115815 + 11660016115816.

It is an arithmetic number, because the mean of its divisors is an integer number (11660016115816).

Almost surely, 2^{23320032231631} is an apocalyptic number.

23320032231631 is a deficient number, since it is larger than the sum of its proper divisors (1).

23320032231631 is an equidigital number, since it uses as much as digits as its factorization.

23320032231631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 23320032231631 its reverse (13613223002332), we get a palindrome (36933255233963).

The spelling of 23320032231631 in words is "twenty-three trillion, three hundred twenty billion, thirty-two million, two hundred thirty-one thousand, six hundred thirty-one".