202022122100 has 36 divisors (see below), whose sum is σ = 439544784000. Its totient is φ = 80595617760.

The previous prime is 202022122069. The next prime is 202022122103. The reversal of 202022122100 is 1221220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202022122103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2627300 + ... + 2703099.

Almost surely, 2^202022122100 is an apocalyptic number.

202022122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202022122100 is an abundant number, since it is smaller than the sum of its proper divisors (237522661900).

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

202022122100 is a wasteful number, since it uses less digits than its factorization.

202022122100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5330792 (or 5330785 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202022122100 its reverse (1221220202), we get a palindrome (203243342302).

The spelling of 202022122100 in words is "two hundred two billion, twenty-two million, one hundred twenty-two thousand, one hundred".