22111112010102 has 16 divisors (see below), whose sum is σ = 44224073912880. Its totient is φ = 7370062354592.

The previous prime is 22111112010083. The next prime is 22111112010109. The reversal of 22111112010102 is 20101021111122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111112010109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76923453 + ... + 77210360.

It is an arithmetic number, because the mean of its divisors is an integer number (2764004619555).

Almost surely, 2^{22111112010102} is an apocalyptic number.

22111112010102 is an abundant number, since it is smaller than the sum of its proper divisors (22112961902778).

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

22111112010102 is a wasteful number, since it uses less digits than its factorization.

22111112010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154157727.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22111112010102 its reverse (20101021111122), we get a palindrome (42212133121224).

The spelling of 22111112010102 in words is "twenty-two trillion, one hundred eleven billion, one hundred twelve million, ten thousand, one hundred two".