313122002022 has 32 divisors (see below), whose sum is σ = 697722700800. Its totient is φ = 104089596264.

The previous prime is 313122002021. The next prime is 313122002027. The reversal of 313122002022 is 220200221313.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 313122001986 and 313122002004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313122002021) 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, 7880122 + ... + 7919757.

It is an arithmetic number, because the mean of its divisors is an integer number (21803834400).

Almost surely, 2^313122002022 is an apocalyptic number.

313122002022 is an abundant number, since it is smaller than the sum of its proper divisors (384600698778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313122002022 is a wasteful number, since it uses less digits than its factorization.

313122002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15800257 (or 15800251 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 313122002022 its reverse (220200221313), we get a palindrome (533322223335).

The spelling of 313122002022 in words is "three hundred thirteen billion, one hundred twenty-two million, two thousand, twenty-two".