212100002001102 has 24 divisors (see below), whose sum is σ = 447701389270056. Its totient is φ = 66978947999664.

The previous prime is 212100002001089. The next prime is 212100002001149. The reversal of 212100002001102 is 201100200001212.

It is a congruent number.

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, 48961217133 + ... + 48961221464.

It is an arithmetic number, because the mean of its divisors is an integer number (18654224552919).

Almost surely, 2^{212100002001102} is an apocalyptic number.

212100002001102 is an abundant number, since it is smaller than the sum of its proper divisors (235601387268954).

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

212100002001102 is a wasteful number, since it uses less digits than its factorization.

212100002001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97922438640 (or 97922438621 counting only the distinct ones).

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

Adding to 212100002001102 its reverse (201100200001212), we get a palindrome (413200202002314).

The spelling of 212100002001102 in words is "two hundred twelve trillion, one hundred billion, two million, one thousand, one hundred two".