313132213130 has 24 divisors (see below), whose sum is σ = 619535967876. Its totient is φ = 113866258880.

The previous prime is 313132213117. The next prime is 313132213139. The reversal of 313132213130 is 31312231313.

It can be written as a sum of positive squares in 2 ways, for example, as 313106274481 + 25938649 = 559559^2 + 5093^2 .

It is a super-3 number, since 3×313132213130³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313132213096 and 313132213105.

It is not an unprimeable number, because it can be changed into a prime (313132213139) 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, 129392267 + ... + 129394686.

Almost surely, 2^313132213130 is an apocalyptic number.

313132213130 is a deficient number, since it is larger than the sum of its proper divisors (306403754746).

313132213130 is a wasteful number, since it uses less digits than its factorization.

313132213130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258786982 (or 258786971 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 313132213130 its reverse (31312231313), we get a palindrome (344444444443).

The spelling of 313132213130 in words is "three hundred thirteen billion, one hundred thirty-two million, two hundred thirteen thousand, one hundred thirty".