210112212100 has 72 divisors (see below), whose sum is σ = 533787585408. Its totient is φ = 70281427200.

The previous prime is 210112212049. The next prime is 210112212137. The reversal of 210112212100 is 1212211012.

210112212100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3631792 + ... + 3689191.

It is an arithmetic number, because the mean of its divisors is an integer number (7413716464).

Almost surely, 2^210112212100 is an apocalyptic number.

210112212100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210112212100 is an abundant number, since it is smaller than the sum of its proper divisors (323675373308).

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

210112212100 is a wasteful number, since it uses less digits than its factorization.

210112212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7321045 (or 7321038 counting only the distinct ones).

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

Adding to 210112212100 its reverse (1212211012), we get a palindrome (211324423112).

The spelling of 210112212100 in words is "two hundred ten billion, one hundred twelve million, two hundred twelve thousand, one hundred".