313220123311 has 8 divisors (see below), whose sum is σ = 314774611200. Its totient is φ = 311667668760.

The previous prime is 313220123299. The next prime is 313220123327. The reversal of 313220123311 is 113321022313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313220123311 - 2¹⁵ = 313220090543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313220123351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199021 + ... + 816118.

It is an arithmetic number, because the mean of its divisors is an integer number (39346826400).

Almost surely, 2^313220123311 is an apocalyptic number.

313220123311 is a deficient number, since it is larger than the sum of its proper divisors (1554487889).

313220123311 is a wasteful number, since it uses less digits than its factorization.

313220123311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016669.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 313220123311 its reverse (113321022313), we get a palindrome (426541145624).

The spelling of 313220123311 in words is "three hundred thirteen billion, two hundred twenty million, one hundred twenty-three thousand, three hundred eleven".