313011133121 has 32 divisors (see below), whose sum is σ = 339048460800. Its totient is φ = 288327352320.

The previous prime is 313011133117. The next prime is 313011133147. The reversal of 313011133121 is 121331110313.

It is a cyclic number.

It is not a de Polignac number, because 313011133121 - 2² = 313011133117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313011133093 and 313011133102.

It is not an unprimeable number, because it can be changed into a prime (313011133621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116402945 + ... + 116405633.

It is an arithmetic number, because the mean of its divisors is an integer number (10595264400).

Almost surely, 2^313011133121 is an apocalyptic number.

It is an amenable number.

313011133121 is a deficient number, since it is larger than the sum of its proper divisors (26037327679).

313011133121 is a wasteful number, since it uses less digits than its factorization.

313011133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4889.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 313011133121 its reverse (121331110313), we get a palindrome (434342243434).

The spelling of 313011133121 in words is "three hundred thirteen billion, eleven million, one hundred thirty-three thousand, one hundred twenty-one".