313211004402 has 16 divisors (see below), whose sum is σ = 626451246432. Its totient is φ = 104398795200.

The previous prime is 313211004391. The next prime is 313211004473. The reversal of 313211004402 is 204400112313.

313211004402 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×313211004402² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1077724 + ... + 1337127.

It is an arithmetic number, because the mean of its divisors is an integer number (39153202902).

Almost surely, 2^313211004402 is an apocalyptic number.

313211004402 is an abundant number, since it is smaller than the sum of its proper divisors (313240242030).

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

313211004402 is a wasteful number, since it uses less digits than its factorization.

313211004402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436473.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 313211004402 its reverse (204400112313), we get a palindrome (517611116715).

The spelling of 313211004402 in words is "three hundred thirteen billion, two hundred eleven million, four thousand, four hundred two".