22111102121108 has 48 divisors (see below), whose sum is σ = 51953358839424. Its totient is φ = 7952044717440.

The previous prime is 22111102121039. The next prime is 22111102121131. The reversal of 22111102121108 is 80112120111122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2761122635 + ... + 2761130642.

It is an arithmetic number, because the mean of its divisors is an integer number (1082361642488).

Almost surely, 2^{22111102121108} is an apocalyptic number.

22111102121108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22111102121108 is an abundant number, since it is smaller than the sum of its proper divisors (29842256718316).

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

22111102121108 is a wasteful number, since it uses less digits than its factorization.

22111102121108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5522253312 (or 5522253310 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 23.

The spelling of 22111102121108 in words is "twenty-two trillion, one hundred eleven billion, one hundred two million, one hundred twenty-one thousand, one hundred eight".