222222000021200 has 60 divisors (see below), whose sum is σ = 537963838804128. Its totient is φ = 88210259529600.

The previous prime is 222222000021169. The next prime is 222222000021233. The reversal of 222222000021200 is 2120000222222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2120386532 + ... + 2120491331.

Almost surely, 2^{222222000021200} is an apocalyptic number.

222222000021200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222222000021200 is an abundant number, since it is smaller than the sum of its proper divisors (315741838782928).

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

222222000021200 is a wasteful number, since it uses less digits than its factorization.

222222000021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4240878012 (or 4240878001 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 222222000021200 its reverse (2120000222222), we get a palindrome (224342000243422).

The spelling of 222222000021200 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, twenty-one thousand, two hundred".