202101012022100 has 36 divisors (see below), whose sum is σ = 457626987227424. Its totient is φ = 77325604598880.

The previous prime is 202101012021947. The next prime is 202101012022111. The reversal of 202101012022100 is 1220210101202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43935000314 + ... + 43935004913.

Almost surely, 2^{202101012022100} is an apocalyptic number.

202101012022100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202101012022100 is an abundant number, since it is smaller than the sum of its proper divisors (255525975205324).

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

202101012022100 is a wasteful number, since it uses less digits than its factorization.

202101012022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87870005264 (or 87870005257 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202101012022100 its reverse (1220210101202), we get a palindrome (203321222123302).

The spelling of 202101012022100 in words is "two hundred two trillion, one hundred one billion, twelve million, twenty-two thousand, one hundred".