212022222220200 has 96 divisors (see below), whose sum is σ = 751164444452160. Its totient is φ = 48462222220800.

The previous prime is 212022222220129. The next prime is 212022222220309. The reversal of 212022222220200 is 2022222220212.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 25240736541 + ... + 25240744940.

It is an arithmetic number, because the mean of its divisors is an integer number (7824629629710).

Almost surely, 2^{212022222220200} is an apocalyptic number.

212022222220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212022222220200 is an abundant number, since it is smaller than the sum of its proper divisors (539142222231960).

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

212022222220200 is a wasteful number, since it uses less digits than its factorization.

212022222220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50481481507 (or 50481481498 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 212022222220200 its reverse (2022222220212), we get a palindrome (214044444440412).

The spelling of 212022222220200 in words is "two hundred twelve trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty thousand, two hundred".