222112120200 has 96 divisors (see below), whose sum is σ = 696284229600. Its totient is φ = 58564380160.

The previous prime is 222112120189. The next prime is 222112120231. The reversal of 222112120200 is 2021211222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222112120200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2026302 + ... + 2133101.

It is an arithmetic number, because the mean of its divisors is an integer number (7252960725).

Almost surely, 2^222112120200 is an apocalyptic number.

222112120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222112120200 is an abundant number, since it is smaller than the sum of its proper divisors (474172109400).

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

222112120200 is a wasteful number, since it uses less digits than its factorization.

222112120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4159511 (or 4159502 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222112120200 its reverse (2021211222), we get a palindrome (224133331422).

The spelling of 222112120200 in words is "two hundred twenty-two billion, one hundred twelve million, one hundred twenty thousand, two hundred".