222112122200 has 48 divisors (see below), whose sum is σ = 516442589160. Its totient is φ = 88839360000.

The previous prime is 222112122161. The next prime is 222112122251. The reversal of 222112122200 is 2221211222.

It is a happy number.

222112122200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5210975 + ... + 5253425.

Almost surely, 2^222112122200 is an apocalyptic number.

222112122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222112122200 is an abundant number, since it is smaller than the sum of its proper divisors (294330466960).

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

222112122200 is a wasteful number, since it uses less digits than its factorization.

222112122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68628 (or 68619 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222112122200 its reverse (2221211222), we get a palindrome (224333333422).

The spelling of 222112122200 in words is "two hundred twenty-two billion, one hundred twelve million, one hundred twenty-two thousand, two hundred".