31013343053204 has 48 divisors (see below), whose sum is σ = 55293560582400. Its totient is φ = 15216960080256.

The previous prime is 31013343053197. The next prime is 31013343053219. The reversal of 31013343053204 is 40235034331013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1290651062 + ... + 1290675090.

It is an arithmetic number, because the mean of its divisors is an integer number (1151949178800).

Almost surely, 2^{31013343053204} is an apocalyptic number.

It is an amenable number.

31013343053204 is a deficient number, since it is larger than the sum of its proper divisors (24280217529196).

31013343053204 is a wasteful number, since it uses less digits than its factorization.

31013343053204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42272 (or 42270 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 31013343053204 its reverse (40235034331013), we get a palindrome (71248377384217).

The spelling of 31013343053204 in words is "thirty-one trillion, thirteen billion, three hundred forty-three million, fifty-three thousand, two hundred four".