331230310113212 has 24 divisors (see below), whose sum is σ = 581153375799360. Its totient is φ = 165186566374400.

The previous prime is 331230310113191. The next prime is 331230310113247. The reversal of 331230310113212 is 212311013032133.

It is a congruent number.

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, 7279364 + ... + 26747892.

It is an arithmetic number, because the mean of its divisors is an integer number (24214723991640).

Almost surely, 2^{331230310113212} is an apocalyptic number.

It is an amenable number.

331230310113212 is a deficient number, since it is larger than the sum of its proper divisors (249923065686148).

331230310113212 is a wasteful number, since it uses less digits than its factorization.

331230310113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19479541 (or 19479539 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 331230310113212 its reverse (212311013032133), we get a palindrome (543541323145345).

The spelling of 331230310113212 in words is "three hundred thirty-one trillion, two hundred thirty billion, three hundred ten million, one hundred thirteen thousand, two hundred twelve".