31213341044314 has 72 divisors (see below), whose sum is σ = 55732027893696. Its totient is φ = 13095219852000.

The previous prime is 31213341044309. The next prime is 31213341044329. The reversal of 31213341044314 is 41344014331213.

It is a super-2 number, since 2×31213341044314² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31213341044314.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 496592989 + ... + 496655839.

It is an arithmetic number, because the mean of its divisors is an integer number (774055942968).

Almost surely, 2^{31213341044314} is an apocalyptic number.

31213341044314 is a deficient number, since it is larger than the sum of its proper divisors (24518686849382).

31213341044314 is a wasteful number, since it uses less digits than its factorization.

31213341044314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75044 (or 75020 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 31213341044314 its reverse (41344014331213), we get a palindrome (72557355375527).

The spelling of 31213341044314 in words is "thirty-one trillion, two hundred thirteen billion, three hundred forty-one million, forty-four thousand, three hundred fourteen".