22110111021120 has 112 divisors (see below), whose sum is σ = 70207004648448. Its totient is φ = 5895407902720.

The previous prime is 22110111021043. The next prime is 22110111021199. The reversal of 22110111021120 is 2112011101122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22110111021120.

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, 7930657 + ... + 10349663.

Almost surely, 2^{22110111021120} is an apocalyptic number.

22110111021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110111021120 is an abundant number, since it is smaller than the sum of its proper divisors (48096893627328).

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

22110111021120 is a wasteful number, since it uses less digits than its factorization.

22110111021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428548 (or 2428538 counting only the distinct ones).

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

Adding to 22110111021120 its reverse (2112011101122), we get a palindrome (24222122122242).

The spelling of 22110111021120 in words is "twenty-two trillion, one hundred ten billion, one hundred eleven million, twenty-one thousand, one hundred twenty".