313121012313004 has 24 divisors (see below), whose sum is σ = 626272498358528. Its totient is φ = 134188189477200.

The previous prime is 313121012312987. The next prime is 313121012313037. The reversal of 313121012313004 is 400313210121313.

It is a self number, because there is not a number n which added to its sum of digits gives 313121012313004.

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, 271501194 + ... + 272652049.

Almost surely, 2^{313121012313004} is an apocalyptic number.

It is an amenable number.

313121012313004 is an abundant number, since it is smaller than the sum of its proper divisors (313151486045524).

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

313121012313004 is a wasteful number, since it uses less digits than its factorization.

313121012313004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544173805 (or 544173803 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 313121012313004 its reverse (400313210121313), we get a palindrome (713434222434317).

The spelling of 313121012313004 in words is "three hundred thirteen trillion, one hundred twenty-one billion, twelve million, three hundred thirteen thousand, four".