222001233220 has 48 divisors (see below), whose sum is σ = 502115035968. Its totient is φ = 81961407360.

The previous prime is 222001233197. The next prime is 222001233229. The reversal of 222001233220 is 22332100222.

It is not an unprimeable number, because it can be changed into a prime (222001233229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2929447 + ... + 3004273.

It is an arithmetic number, because the mean of its divisors is an integer number (10460729916).

Almost surely, 2^222001233220 is an apocalyptic number.

222001233220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222001233220 is an abundant number, since it is smaller than the sum of its proper divisors (280113802748).

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

222001233220 is a wasteful number, since it uses less digits than its factorization.

222001233220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86260 (or 86258 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 222001233220 its reverse (22332100222), we get a palindrome (244333333442).

The spelling of 222001233220 in words is "two hundred twenty-two billion, one million, two hundred thirty-three thousand, two hundred twenty".