313013322111 has 32 divisors (see below), whose sum is σ = 489189657600. Its totient is φ = 174293809920.

The previous prime is 313013322107. The next prime is 313013322169. The reversal of 313013322111 is 111223310313.

It is a happy number.

It is not a de Polignac number, because 313013322111 - 2² = 313013322107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313013321111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 505725 + ... + 939033.

It is an arithmetic number, because the mean of its divisors is an integer number (15287176800).

Almost surely, 2^313013322111 is an apocalyptic number.

313013322111 is a deficient number, since it is larger than the sum of its proper divisors (176176335489).

313013322111 is a wasteful number, since it uses less digits than its factorization.

313013322111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434199.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 313013322111 its reverse (111223310313), we get a palindrome (424236632424).

The spelling of 313013322111 in words is "three hundred thirteen billion, thirteen million, three hundred twenty-two thousand, one hundred eleven".