313314043221 has 16 divisors (see below), whose sum is σ = 465138009600. Its totient is φ = 208439953344.

The previous prime is 313314043151. The next prime is 313314043249. The reversal of 313314043221 is 122340413313.

It is a happy number.

313314043221 is a `hidden beast` number, since 3 + 1 + 3 + 31 + 404 + 3 + 221 = 666.

It is not a de Polignac number, because 313314043221 - 2³³ = 304724108629 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313314041221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12100036 + ... + 12125901.

It is an arithmetic number, because the mean of its divisors is an integer number (29071125600).

Almost surely, 2^313314043221 is an apocalyptic number.

It is an amenable number.

313314043221 is a deficient number, since it is larger than the sum of its proper divisors (151823966379).

313314043221 is a wasteful number, since it uses less digits than its factorization.

313314043221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24226425 (or 24226419 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 313314043221 its reverse (122340413313), we get a palindrome (435654456534).

The spelling of 313314043221 in words is "three hundred thirteen billion, three hundred fourteen million, forty-three thousand, two hundred twenty-one".