222112200112200 has 144 divisors (see below), whose sum is σ = 745942490017920. Its totient is φ = 59228674600320.

The previous prime is 222112200112181. The next prime is 222112200112211. The reversal of 222112200112200 is 2211002211222.

It is a happy number.

222112200112200 is a `hidden beast` number, since 2 + 2 + 211 + 220 + 0 + 11 + 220 + 0 = 666.

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

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 85960309 + ... + 88506491.

It is an arithmetic number, because the mean of its divisors is an integer number (5180156180680).

Almost surely, 2^{222112200112200} is an apocalyptic number.

222112200112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222112200112200 is an abundant number, since it is smaller than the sum of its proper divisors (523830289905720).

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

222112200112200 is a wasteful number, since it uses less digits than its factorization.

222112200112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594668 (or 2594656 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222112200112200 its reverse (2211002211222), we get a palindrome (224323202323422).

The spelling of 222112200112200 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred million, one hundred twelve thousand, two hundred".