313232013023021 has 16 divisors (see below), whose sum is σ = 314895994533120. Its totient is φ = 311572463328000.

The previous prime is 313232013022961. The next prime is 313232013023023. The reversal of 313232013023021 is 120320310232313.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313232013023021 is a prime.

It is a super-2 number, since 2×313232013023021² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313232013023023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2921968595 + ... + 2922075791.

It is an arithmetic number, because the mean of its divisors is an integer number (19680999658320).

Almost surely, 2^{313232013023021} is an apocalyptic number.

It is an amenable number.

313232013023021 is a deficient number, since it is larger than the sum of its proper divisors (1663981510099).

313232013023021 is a wasteful number, since it uses less digits than its factorization.

313232013023021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127724.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 313232013023021 its reverse (120320310232313), we get a palindrome (433552323255334).

The spelling of 313232013023021 in words is "three hundred thirteen trillion, two hundred thirty-two billion, thirteen million, twenty-three thousand, twenty-one".