313031322119938 has 16 divisors (see below), whose sum is σ = 470588304665016. Its totient is φ = 156168767180160.

The previous prime is 313031322119897. The next prime is 313031322119939. The reversal of 313031322119938 is 839911223130313.

It can be written as a sum of positive squares in 4 ways, for example, as 281887410987009 + 31143911132929 = 16789503^2 + 5580673^2 .

It is a junction number, because it is equal to n+sod(n) for n = 313031322119891 and 313031322119900.

It is not an unprimeable number, because it can be changed into a prime (313031322119939) 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, 50383381 + ... + 56254312.

Almost surely, 2^{313031322119938} is an apocalyptic number.

313031322119938 is a deficient number, since it is larger than the sum of its proper divisors (157556982545078).

313031322119938 is a wasteful number, since it uses less digits than its factorization.

313031322119938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106640949.

The product of its (nonzero) digits is 629856, while the sum is 49.

The spelling of 313031322119938 in words is "three hundred thirteen trillion, thirty-one billion, three hundred twenty-two million, one hundred nineteen thousand, nine hundred thirty-eight".