22111121101112 has 16 divisors (see below), whose sum is σ = 43640370594600. Its totient is φ = 10473688942560.

The previous prime is 22111121101109. The next prime is 22111121101129. The reversal of 22111121101112 is 21110112111122.

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 3 ways as a sum of consecutive naturals, for example, 72733950839 + ... + 72733951142.

Almost surely, 2^{22111121101112} is an apocalyptic number.

It is an amenable number.

22111121101112 is a deficient number, since it is larger than the sum of its proper divisors (21529249493488).

22111121101112 is a wasteful number, since it uses less digits than its factorization.

22111121101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145467902006 (or 145467902002 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 22111121101112 its reverse (21110112111122), we get a palindrome (43221233212234).

The spelling of 22111121101112 in words is "twenty-two trillion, one hundred eleven billion, one hundred twenty-one million, one hundred one thousand, one hundred twelve".