22200022012000 has 96 divisors (see below), whose sum is σ = 62337661888320. Its totient is φ = 7611436108800.

The previous prime is 22200022011989. The next prime is 22200022012061. The reversal of 22200022012000 is 21022000222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396400965 + ... + 396456964.

It is an arithmetic number, because the mean of its divisors is an integer number (649350644670).

Almost surely, 2^{22200022012000} is an apocalyptic number.

22200022012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200022012000 is an abundant number, since it is smaller than the sum of its proper divisors (40137639876320).

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

22200022012000 is an equidigital number, since it uses as much as digits as its factorization.

22200022012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792857961 (or 792857943 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22200022012000 its reverse (21022000222), we get a palindrome (22221044012222).

The spelling of 22200022012000 in words is "twenty-two trillion, two hundred billion, twenty-two million, twelve thousand".