23321044131 has 32 divisors (see below), whose sum is σ = 38787445248. Its totient is φ = 12108579840.

The previous prime is 23321044111. The next prime is 23321044147. The reversal of 23321044131 is 13144012332.

It is a happy number.

It is not a de Polignac number, because 23321044131 - 2⁷ = 23321044003 is a prime.

It is a super-2 number, since 2×23321044131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23321044111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440901 + ... + 490953.

It is an arithmetic number, because the mean of its divisors is an integer number (1212107664).

Almost surely, 2^23321044131 is an apocalyptic number.

23321044131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23321044131 is a deficient number, since it is larger than the sum of its proper divisors (15466401117).

23321044131 is a wasteful number, since it uses less digits than its factorization.

23321044131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52091.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23321044131 its reverse (13144012332), we get a palindrome (36465056463).

The spelling of 23321044131 in words is "twenty-three billion, three hundred twenty-one million, forty-four thousand, one hundred thirty-one".