323031130023 has 64 divisors (see below), whose sum is σ = 520281096192. Its totient is φ = 174363719040.

The previous prime is 323031129943. The next prime is 323031130027. The reversal of 323031130023 is 320031130323.

It is not a de Polignac number, because 323031130023 - 2⁹ = 323031129511 is a prime.

It is a super-2 number, since 2×323031130023² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323031130027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 56738965 + ... + 56744657.

It is an arithmetic number, because the mean of its divisors is an integer number (8129392128).

Almost surely, 2^323031130023 is an apocalyptic number.

323031130023 is a deficient number, since it is larger than the sum of its proper divisors (197249966169).

323031130023 is a wasteful number, since it uses less digits than its factorization.

323031130023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7804.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 323031130023 its reverse (320031130323), we get a palindrome (643062260346).

The spelling of 323031130023 in words is "three hundred twenty-three billion, thirty-one million, one hundred thirty thousand, twenty-three".