22112112220112 has 40 divisors (see below), whose sum is σ = 45362667442752. Its totient is φ = 10405626560000.

The previous prime is 22112112220069. The next prime is 22112112220151. The reversal of 22112112220112 is 21102221121122.

It is a super-3 number, since 3×22112112220112³ (a number of 41 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 70495787 + ... + 70808757.

Almost surely, 2^{22112112220112} is an apocalyptic number.

It is an amenable number.

22112112220112 is an abundant number, since it is smaller than the sum of its proper divisors (23250555222640).

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

22112112220112 is a wasteful number, since it uses less digits than its factorization.

22112112220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572747 (or 572741 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22112112220112 its reverse (21102221121122), we get a palindrome (43214333341234).

The spelling of 22112112220112 in words is "twenty-two trillion, one hundred twelve billion, one hundred twelve million, two hundred twenty thousand, one hundred twelve".