12131032403304 has 48 divisors (see below), whose sum is σ = 34283352448800. Its totient is φ = 3867865403424.

The previous prime is 12131032403279. The next prime is 12131032403333. The reversal of 12131032403304 is 40330423013121.

It is a happy number.

12131032403304 is a `hidden beast` number, since 1 + 2 + 1 + 3 + 1 + 0 + 324 + 0 + 330 + 4 = 666.

It is a super-2 number, since 2×12131032403304² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3662749674 + ... + 3662752985.

It is an arithmetic number, because the mean of its divisors is an integer number (714236509350).

Almost surely, 2^{12131032403304} is an apocalyptic number.

It is an amenable number.

12131032403304 is an abundant number, since it is smaller than the sum of its proper divisors (22152320045496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12131032403304 is a wasteful number, since it uses less digits than its factorization.

12131032403304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7325502694 (or 7325502687 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 12131032403304 its reverse (40330423013121), we get a palindrome (52461455416425).

The spelling of 12131032403304 in words is "twelve trillion, one hundred thirty-one billion, thirty-two million, four hundred three thousand, three hundred four".