22202221022000 has 80 divisors (see below), whose sum is σ = 54420381342912. Its totient is φ = 8759232345600.

The previous prime is 22202221021997. The next prime is 22202221022011. The reversal of 22202221022000 is 22012220222.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 22202221022000.

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 15 ways as a sum of consecutive naturals, for example, 75889004 + ... + 76181003.

Almost surely, 2^{22202221022000} is an apocalyptic number.

22202221022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202221022000 is an abundant number, since it is smaller than the sum of its proper divisors (32218160320912).

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

22202221022000 is a wasteful number, since it uses less digits than its factorization.

22202221022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152070103 (or 152070087 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22202221022000 its reverse (22012220222), we get a palindrome (22224233242222).

The spelling of 22202221022000 in words is "twenty-two trillion, two hundred two billion, two hundred twenty-one million, twenty-two thousand".