313033232231312 has 40 divisors (see below), whose sum is σ = 606882955423800. Its totient is φ = 156418288146432.

The previous prime is 313033232231243. The next prime is 313033232231329. The reversal of 313033232231312 is 213132232330313.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 73172558377216 + 239860673854096 = 8554096^2 + 15487436^2 .

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, 420887864 + ... + 421630952.

It is an arithmetic number, because the mean of its divisors is an integer number (15172073885595).

Almost surely, 2^{313033232231312} is an apocalyptic number.

It is an amenable number.

313033232231312 is a deficient number, since it is larger than the sum of its proper divisors (293849723192488).

313033232231312 is a wasteful number, since it uses less digits than its factorization.

313033232231312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759603 (or 759597 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 32.

Adding to 313033232231312 its reverse (213132232330313), we get a palindrome (526165464561625).

Subtracting from 313033232231312 its reverse (213132232330313), we obtain a palindrome (99900999900999).

The spelling of 313033232231312 in words is "three hundred thirteen trillion, thirty-three billion, two hundred thirty-two million, two hundred thirty-one thousand, three hundred twelve".