323131002320131 has 4 divisors (see below), whose sum is σ = 325455685790200. Its totient is φ = 320806318850064.

The previous prime is 323131002320111. The next prime is 323131002320153. The reversal of 323131002320131 is 131023200131323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 323131002320131 - 2²³ = 323130993931523 is a prime.

It is a super-2 number, since 2×323131002320131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323131002320096 and 323131002320105.

It is not an unprimeable number, because it can be changed into a prime (323131002320111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1162341734826 + ... + 1162341735103.

It is an arithmetic number, because the mean of its divisors is an integer number (81363921447550).

Almost surely, 2^{323131002320131} is an apocalyptic number.

323131002320131 is a deficient number, since it is larger than the sum of its proper divisors (2324683470069).

323131002320131 is a wasteful number, since it uses less digits than its factorization.

323131002320131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324683470068.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 323131002320131 its reverse (131023200131323), we get a palindrome (454154202451454).

The spelling of 323131002320131 in words is "three hundred twenty-three trillion, one hundred thirty-one billion, two million, three hundred twenty thousand, one hundred thirty-one".