313312440222 has 24 divisors (see below), whose sum is σ = 679364656464. Its totient is φ = 104357320704.

The previous prime is 313312440187. The next prime is 313312440223. The reversal of 313312440222 is 222044213313.

313312440222 is a `hidden beast` number, since 3 + 133 + 124 + 402 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313312440223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6655843 + ... + 6702750.

It is an arithmetic number, because the mean of its divisors is an integer number (28306860686).

Almost surely, 2^313312440222 is an apocalyptic number.

313312440222 is an abundant number, since it is smaller than the sum of its proper divisors (366052216242).

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

313312440222 is a wasteful number, since it uses less digits than its factorization.

313312440222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13359904 (or 13359901 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 313312440222 its reverse (222044213313), we get a palindrome (535356653535).

The spelling of 313312440222 in words is "three hundred thirteen billion, three hundred twelve million, four hundred forty thousand, two hundred twenty-two".