313242032121 has 16 divisors (see below), whose sum is σ = 422842728000. Its totient is φ = 206236520640.

The previous prime is 313242032119. The next prime is 313242032161. The reversal of 313242032121 is 121230242313.

It is not a de Polignac number, because 313242032121 - 2¹ = 313242032119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 313242032091 and 313242032100.

It is not an unprimeable number, because it can be changed into a prime (313242032161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455691 + ... + 913311.

It is an arithmetic number, because the mean of its divisors is an integer number (26427670500).

Almost surely, 2^313242032121 is an apocalyptic number.

It is an amenable number.

313242032121 is a deficient number, since it is larger than the sum of its proper divisors (109600695879).

313242032121 is a wasteful number, since it uses less digits than its factorization.

313242032121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460456.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 313242032121 its reverse (121230242313), we get a palindrome (434472274434).

The spelling of 313242032121 in words is "three hundred thirteen billion, two hundred forty-two million, thirty-two thousand, one hundred twenty-one".