313312044233321 has 24 divisors (see below), whose sum is σ = 362582148509952. Its totient is φ = 265187465827200.

The previous prime is 313312044233303. The next prime is 313312044233341. The reversal of 313312044233321 is 123332440213313.

It is not a de Polignac number, because 313312044233321 - 2³⁸ = 313037166326377 is a prime.

It is a super-3 number, since 3×313312044233321³ (a number of 44 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (313312044233341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8195216276 + ... + 8195254506.

It is an arithmetic number, because the mean of its divisors is an integer number (15107589521248).

Almost surely, 2^{313312044233321} is an apocalyptic number.

It is an amenable number.

313312044233321 is a deficient number, since it is larger than the sum of its proper divisors (49270104276631).

313312044233321 is an frugal number, since it uses more digits than its factorization.

313312044233321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76853 (or 38622 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 35.

Adding to 313312044233321 its reverse (123332440213313), we get a palindrome (436644484446634).

The spelling of 313312044233321 in words is "three hundred thirteen trillion, three hundred twelve billion, forty-four million, two hundred thirty-three thousand, three hundred twenty-one".