212100011022102 has 16 divisors (see below), whose sum is σ = 484800025193472. Its totient is φ = 60600003149160.

The previous prime is 212100011022061. The next prime is 212100011022143. The reversal of 212100011022102 is 201220110001212.

It is an interprime number because it is at equal distance from previous prime (212100011022061) and next prime (212100011022143).

It is a congruent number.

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, 2525000131174 + ... + 2525000131257.

It is an arithmetic number, because the mean of its divisors is an integer number (30300001574592).

Almost surely, 2^{212100011022102} is an apocalyptic number.

212100011022102 is an abundant number, since it is smaller than the sum of its proper divisors (272700014171370).

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

212100011022102 is a wasteful number, since it uses less digits than its factorization.

212100011022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050000262443.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212100011022102 its reverse (201220110001212), we get a palindrome (413320121023314).

The spelling of 212100011022102 in words is "two hundred twelve trillion, one hundred billion, eleven million, twenty-two thousand, one hundred two".