31130305402324 has 24 divisors (see below), whose sum is σ = 54497827512128. Its totient is φ = 15559497982080.

The previous prime is 31130305402321. The next prime is 31130305402337. The reversal of 31130305402324 is 42320450303113.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31130305402321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428501947 + ... + 428574589.

Almost surely, 2^{31130305402324} is an apocalyptic number.

It is an amenable number.

31130305402324 is a deficient number, since it is larger than the sum of its proper divisors (23367522109804).

31130305402324 is a wasteful number, since it uses less digits than its factorization.

31130305402324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110095 (or 110093 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 31130305402324 its reverse (42320450303113), we get a palindrome (73450755705437).

The spelling of 31130305402324 in words is "thirty-one trillion, one hundred thirty billion, three hundred five million, four hundred two thousand, three hundred twenty-four".