220313031000 has 64 divisors (see below), whose sum is σ = 687376666080. Its totient is φ = 58750140800.

The previous prime is 220313030953. The next prime is 220313031077. The reversal of 220313031000 is 130313022.

It is a super-2 number, since 2×220313031000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36715839 + ... + 36721838.

Almost surely, 2^220313031000 is an apocalyptic number.

220313031000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220313031000 is an abundant number, since it is smaller than the sum of its proper divisors (467063635080).

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

220313031000 is a wasteful number, since it uses less digits than its factorization.

220313031000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73437701 (or 73437687 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 220313031000 its reverse (130313022), we get a palindrome (220443344022).

The spelling of 220313031000 in words is "two hundred twenty billion, three hundred thirteen million, thirty-one thousand".