212100200022102 has 32 divisors (see below), whose sum is σ = 484801303282944. Its totient is φ = 60599951388000.

The previous prime is 212100200022077. The next prime is 212100200022103. The reversal of 212100200022102 is 201220002001212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212100200022103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21775452 + ... + 29972832.

It is an arithmetic number, because the mean of its divisors is an integer number (15150040727592).

Almost surely, 2^{212100200022102} is an apocalyptic number.

212100200022102 is an abundant number, since it is smaller than the sum of its proper divisors (272701103260842).

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

212100200022102 is a wasteful number, since it uses less digits than its factorization.

212100200022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8813444.

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

Adding to 212100200022102 its reverse (201220002001212), we get a palindrome (413320202023314).

The spelling of 212100200022102 in words is "two hundred twelve trillion, one hundred billion, two hundred million, twenty-two thousand, one hundred two".