200021120211100 has 36 divisors (see below), whose sum is σ = 435957927078744. Its totient is φ = 79655987951680.

The previous prime is 200021120211041. The next prime is 200021120211113. The reversal of 200021120211100 is 1112021120002.

200021120211100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 4405728847 + ... + 4405774246.

It is an arithmetic number, because the mean of its divisors is an integer number (12109942418854).

Almost surely, 2^{200021120211100} is an apocalyptic number.

200021120211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200021120211100 is an abundant number, since it is smaller than the sum of its proper divisors (235936806867644).

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

200021120211100 is a wasteful number, since it uses less digits than its factorization.

200021120211100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8811503334 (or 8811503327 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200021120211100 its reverse (1112021120002), we get a palindrome (201133141331102).

The spelling of 200021120211100 in words is "two hundred trillion, twenty-one billion, one hundred twenty million, two hundred eleven thousand, one hundred".