100021122222102 has 16 divisors (see below), whose sum is σ = 222269160493680. Its totient is φ = 33340374074016.

The previous prime is 100021122222071. The next prime is 100021122222137. The reversal of 100021122222102 is 201222221120001.

It is a happy number.

100021122222102 is a `hidden beast` number, since 10 + 0 + 0 + 211 + 222 + 221 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926121502003 + ... + 926121502110.

It is an arithmetic number, because the mean of its divisors is an integer number (13891822530855).

Almost surely, 2^{100021122222102} is an apocalyptic number.

100021122222102 is an abundant number, since it is smaller than the sum of its proper divisors (122248038271578).

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

100021122222102 is a wasteful number, since it uses less digits than its factorization.

100021122222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852243004124 (or 1852243004118 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 100021122222102 its reverse (201222221120001), we get a palindrome (301243343342103).

The spelling of 100021122222102 in words is "one hundred trillion, twenty-one billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred two".