313330111331212 has 48 divisors (see below), whose sum is σ = 572889564817920. Its totient is φ = 149755271904000.

The previous prime is 313330111331141. The next prime is 313330111331221. The reversal of 313330111331212 is 212133111033313.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178110037 + ... + 179860627.

It is an arithmetic number, because the mean of its divisors is an integer number (11935199267040).

Almost surely, 2^{313330111331212} is an apocalyptic number.

It is an amenable number.

313330111331212 is a deficient number, since it is larger than the sum of its proper divisors (259559453486708).

313330111331212 is a wasteful number, since it uses less digits than its factorization.

313330111331212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766002 (or 1766000 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 313330111331212 its reverse (212133111033313), we get a palindrome (525463222364525).

The spelling of 313330111331212 in words is "three hundred thirteen trillion, three hundred thirty billion, one hundred eleven million, three hundred thirty-one thousand, two hundred twelve".