102112221102 has 16 divisors (see below), whose sum is σ = 204665537280. Its totient is φ = 33963891192.

The previous prime is 102112221089. The next prime is 102112221149. The reversal of 102112221102 is 201122211201.

102112221102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18375952 + ... + 18381507.

It is an arithmetic number, because the mean of its divisors is an integer number (12791596080).

Almost surely, 2^102112221102 is an apocalyptic number.

102112221102 is an abundant number, since it is smaller than the sum of its proper divisors (102553316178).

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

102112221102 is a wasteful number, since it uses less digits than its factorization.

102112221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36757927.

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

Adding to 102112221102 its reverse (201122211201), we get a palindrome (303234432303).

Subtracting 102112221102 from its reverse (201122211201), we obtain a palindrome (99009990099).

The spelling of 102112221102 in words is "one hundred two billion, one hundred twelve million, two hundred twenty-one thousand, one hundred two".