212222110112200 has 48 divisors (see below), whose sum is σ = 493420028472000. Its totient is φ = 84888220825920.

The previous prime is 212222110112197. The next prime is 212222110112203. The reversal of 212222110112200 is 2211011222212.

It is an interprime number because it is at equal distance from previous prime (212222110112197) and next prime (212222110112203).

It is not an unprimeable number, because it can be changed into a prime (212222110112203) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 23910021 + ... + 31561579.

It is an arithmetic number, because the mean of its divisors is an integer number (10279583926500).

Almost surely, 2^{212222110112200} is an apocalyptic number.

212222110112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212222110112200 is an abundant number, since it is smaller than the sum of its proper divisors (281197918359800).

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

212222110112200 is a wasteful number, since it uses less digits than its factorization.

212222110112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7790254 (or 7790245 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212222110112200 its reverse (2211011222212), we get a palindrome (214433121334412).

The spelling of 212222110112200 in words is "two hundred twelve trillion, two hundred twenty-two billion, one hundred ten million, one hundred twelve thousand, two hundred".