212100122202 has 16 divisors (see below), whose sum is σ = 425014454592. Its totient is φ = 70564339040.

The previous prime is 212100122177. The next prime is 212100122261. The reversal of 212100122202 is 202221001212.

212100122202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33922038 + ... + 33928289.

It is an arithmetic number, because the mean of its divisors is an integer number (26563403412).

Almost surely, 2^212100122202 is an apocalyptic number.

212100122202 is an abundant number, since it is smaller than the sum of its proper divisors (212914332390).

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

212100122202 is a wasteful number, since it uses less digits than its factorization.

212100122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67850853.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 212100122202 its reverse (202221001212), we get a palindrome (414321123414).

The spelling of 212100122202 in words is "two hundred twelve billion, one hundred million, one hundred twenty-two thousand, two hundred two".