222200131320 has 96 divisors (see below), whose sum is σ = 764629884720. Its totient is φ = 55767874560.

The previous prime is 222200131273. The next prime is 222200131333. The reversal of 222200131320 is 23131002222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222200131293 and 222200131302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18147486 + ... + 18159725.

Almost surely, 2^222200131320 is an apocalyptic number.

222200131320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222200131320 is an abundant number, since it is smaller than the sum of its proper divisors (542429753400).

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

222200131320 is a wasteful number, since it uses less digits than its factorization.

222200131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36307245 (or 36307238 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222200131320 its reverse (23131002222), we get a palindrome (245331133542).

The spelling of 222200131320 in words is "two hundred twenty-two billion, two hundred million, one hundred thirty-one thousand, three hundred twenty".