222020031000 has 64 divisors (see below), whose sum is σ = 692702506080. Its totient is φ = 59205340800.

The previous prime is 222020030993. The next prime is 222020031041. The reversal of 222020031000 is 130020222.

It is a super-2 number, since 2×222020031000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 37000339 + ... + 37006338.

Almost surely, 2^222020031000 is an apocalyptic number.

222020031000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222020031000 is an abundant number, since it is smaller than the sum of its proper divisors (470682475080).

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

222020031000 is a wasteful number, since it uses less digits than its factorization.

222020031000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74006701 (or 74006687 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 222020031000 its reverse (130020222), we get a palindrome (222150051222).

The spelling of 222020031000 in words is "two hundred twenty-two billion, twenty million, thirty-one thousand".