22102122210112 has 56 divisors (see below), whose sum is σ = 50143182562304. Its totient is φ = 9468799160832.

The previous prime is 22102122210053. The next prime is 22102122210121. The reversal of 22102122210112 is 21101222120122.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 22102122210112.

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, 8015328 + ... + 10413919.

Almost surely, 2^{22102122210112} is an apocalyptic number.

It is an amenable number.

22102122210112 is an abundant number, since it is smaller than the sum of its proper divisors (28041060352192).

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

22102122210112 is a wasteful number, since it uses less digits than its factorization.

22102122210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18431943 (or 18431933 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22102122210112 its reverse (21101222120122), we get a palindrome (43203344330234).

The spelling of 22102122210112 in words is "twenty-two trillion, one hundred two billion, one hundred twenty-two million, two hundred ten thousand, one hundred twelve".