210000102221100 has 144 divisors (see below), whose sum is σ = 621874028514816. Its totient is φ = 54689645088000.

The previous prime is 210000102220999. The next prime is 210000102221113. The reversal of 210000102221100 is 1122201000012.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9653506 + ... + 22653705.

It is an arithmetic number, because the mean of its divisors is an integer number (4318569642464).

Almost surely, 2^{210000102221100} is an apocalyptic number.

210000102221100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210000102221100 is an abundant number, since it is smaller than the sum of its proper divisors (411873926293716).

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

210000102221100 is a wasteful number, since it uses less digits than its factorization.

210000102221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32307736 (or 32307729 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210000102221100 its reverse (1122201000012), we get a palindrome (211122303221112).

The spelling of 210000102221100 in words is "two hundred ten trillion, one hundred two million, two hundred twenty-one thousand, one hundred".