31230013134304 has 24 divisors (see below), whose sum is σ = 61487058904488. Its totient is φ = 15614252142720.

The previous prime is 31230013134259. The next prime is 31230013134317. The reversal of 31230013134304 is 40343131003213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22902787 + ... + 24228034.

It is an arithmetic number, because the mean of its divisors is an integer number (2561960787687).

Almost surely, 2^{31230013134304} is an apocalyptic number.

It is an amenable number.

31230013134304 is a deficient number, since it is larger than the sum of its proper divisors (30257045770184).

31230013134304 is a wasteful number, since it uses less digits than its factorization.

31230013134304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47151538 (or 47151530 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 31230013134304 its reverse (40343131003213), we get a palindrome (71573144137517).

The spelling of 31230013134304 in words is "thirty-one trillion, two hundred thirty billion, thirteen million, one hundred thirty-four thousand, three hundred four".