200221202100 has 72 divisors (see below), whose sum is σ = 579915383040. Its totient is φ = 53336218880.

The previous prime is 200221202059. The next prime is 200221202131. The reversal of 200221202100 is 1202122002.

200221202100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64260 + ... + 636059.

It is an arithmetic number, because the mean of its divisors is an integer number (8054380320).

Almost surely, 2^200221202100 is an apocalyptic number.

200221202100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200221202100 is an abundant number, since it is smaller than the sum of its proper divisors (379694180940).

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

200221202100 is a wasteful number, since it uses less digits than its factorization.

200221202100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701289 (or 701282 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 200221202100 its reverse (1202122002), we get a palindrome (201423324102).

The spelling of 200221202100 in words is "two hundred billion, two hundred twenty-one million, two hundred two thousand, one hundred".