202221000022000 has 80 divisors (see below), whose sum is σ = 500341782406752. Its totient is φ = 79007274393600.

The previous prime is 202221000021941. The next prime is 202221000022121. The reversal of 202221000022000 is 220000122202.

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

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, 1175617489 + ... + 1175789488.

Almost surely, 2^{202221000022000} is an apocalyptic number.

202221000022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202221000022000 is an abundant number, since it is smaller than the sum of its proper divisors (298120782384752).

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

202221000022000 is a wasteful number, since it uses less digits than its factorization.

202221000022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351407043 (or 2351407027 counting only the distinct ones).

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

Adding to 202221000022000 its reverse (220000122202), we get a palindrome (202441000144202).

The spelling of 202221000022000 in words is "two hundred two trillion, two hundred twenty-one billion, twenty-two thousand".