202022122000 has 80 divisors (see below), whose sum is σ = 495369972864. Its totient is φ = 79670640000.

The previous prime is 202022121991. The next prime is 202022122007. The reversal of 202022122000 is 221220202.

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

It is not an unprimeable number, because it can be changed into a prime (202022122007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569346 + ... + 853345.

Almost surely, 2^202022122000 is an apocalyptic number.

202022122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202022122000 is an abundant number, since it is smaller than the sum of its proper divisors (293347850864).

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

202022122000 is a wasteful number, since it uses less digits than its factorization.

202022122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422785 (or 1422769 counting only the distinct ones).

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

Adding to 202022122000 its reverse (221220202), we get a palindrome (202243342202).

The spelling of 202022122000 in words is "two hundred two billion, twenty-two million, one hundred twenty-two thousand".