313132331300220 has 120 divisors (see below), whose sum is σ = 1005152086605744. Its totient is φ = 81560049064704.

The previous prime is 313132331300213. The next prime is 313132331300227. The reversal of 313132331300220 is 22003133231313.

313132331300220 is a `hidden beast` number, since 3 + 1 + 3 + 1 + 3 + 2 + 331 + 300 + 2 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (313132331300213) and next prime (313132331300227).

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 (313132331300227) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2247506649 + ... + 2247645968.

Almost surely, 2^{313132331300220} is an apocalyptic number.

313132331300220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313132331300220 is an abundant number, since it is smaller than the sum of its proper divisors (692019755305524).

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

313132331300220 is a wasteful number, since it uses less digits than its factorization.

313132331300220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4495152681 (or 4495152670 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 313132331300220 its reverse (22003133231313), we get a palindrome (335135464531533).

The spelling of 313132331300220 in words is "three hundred thirteen trillion, one hundred thirty-two billion, three hundred thirty-one million, three hundred thousand, two hundred twenty".