20332330131 has 16 divisors (see below), whose sum is σ = 27827630208. Its totient is φ = 13197307200.

The previous prime is 20332330097. The next prime is 20332330199. The reversal of 20332330131 is 13103323302.

It is not a de Polignac number, because 20332330131 - 2²³ = 20323941523 is a prime.

It is a super-2 number, since 2×20332330131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20332330098 and 20332330107.

It is not an unprimeable number, because it can be changed into a prime (20332340131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107941 + ... + 228726.

It is an arithmetic number, because the mean of its divisors is an integer number (1739226888).

Almost surely, 2^20332330131 is an apocalyptic number.

20332330131 is a deficient number, since it is larger than the sum of its proper divisors (7495300077).

20332330131 is a wasteful number, since it uses less digits than its factorization.

20332330131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337202.

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

Adding to 20332330131 its reverse (13103323302), we get a palindrome (33435653433).

The spelling of 20332330131 in words is "twenty billion, three hundred thirty-two million, three hundred thirty thousand, one hundred thirty-one".