212100102100200 has 48 divisors (see below), whose sum is σ = 657510316512480. Its totient is φ = 56560027226560.

The previous prime is 212100102100181. The next prime is 212100102100217. The reversal of 212100102100200 is 2001201001212.

212100102100200 is digitally balanced in base 2, 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 an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176750084484 + ... + 176750085683.

It is an arithmetic number, because the mean of its divisors is an integer number (13698131594010).

Almost surely, 2^{212100102100200} is an apocalyptic number.

212100102100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212100102100200 is an abundant number, since it is smaller than the sum of its proper divisors (445410214412280).

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

212100102100200 is a wasteful number, since it uses less digits than its factorization.

212100102100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353500170186 (or 353500170177 counting only the distinct ones).

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

Adding to 212100102100200 its reverse (2001201001212), we get a palindrome (214101303101412).

The spelling of 212100102100200 in words is "two hundred twelve trillion, one hundred billion, one hundred two million, one hundred thousand, two hundred".