313311113201 has 4 divisors (see below), whose sum is σ = 315413872500. Its totient is φ = 311208353904.

The previous prime is 313311113173. The next prime is 313311113231. The reversal of 313311113201 is 102311113313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27325743025 + 285985370176 = 165305^2 + 534776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313311113201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (313311113231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1051379426 + ... + 1051379723.

It is an arithmetic number, because the mean of its divisors is an integer number (78853468125).

Almost surely, 2^313311113201 is an apocalyptic number.

It is an amenable number.

313311113201 is a deficient number, since it is larger than the sum of its proper divisors (2102759299).

313311113201 is a wasteful number, since it uses less digits than its factorization.

313311113201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102759298.

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

Adding to 313311113201 its reverse (102311113313), we get a palindrome (415622226514).

The spelling of 313311113201 in words is "three hundred thirteen billion, three hundred eleven million, one hundred thirteen thousand, two hundred one".