222112111201200 has 180 divisors, whose sum is σ = 840862607797368. Its totient is φ = 53845360281600.

The previous prime is 222112111201181. The next prime is 222112111201223. The reversal of 222112111201200 is 2102111211222.

222112111201200 is a `hidden beast` number, since 2 + 2 + 211 + 211 + 120 + 120 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

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

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 35 ways as a sum of consecutive naturals, for example, 2804406249 + ... + 2804485448.

Almost surely, 2^{222112111201200} is an apocalyptic number.

222112111201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222112111201200 is an abundant number, since it is smaller than the sum of its proper divisors (618750496596168).

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

222112111201200 is a wasteful number, since it uses less digits than its factorization.

222112111201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5608891732 (or 5608891718 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222112111201200 its reverse (2102111211222), we get a palindrome (224214222412422).

The spelling of 222112111201200 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred eleven million, two hundred one thousand, two hundred".