22120112120 has 16 divisors (see below), whose sum is σ = 49770252360. Its totient is φ = 8848044832.

The previous prime is 22120112107. The next prime is 22120112137. The reversal of 22120112120 is 2121102122.

It is a junction number, because it is equal to n+sod(n) for n = 22120112095 and 22120112104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276501362 + ... + 276501441.

Almost surely, 2^22120112120 is an apocalyptic number.

22120112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120112120 is an abundant number, since it is smaller than the sum of its proper divisors (27650140240).

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

22120112120 is a wasteful number, since it uses less digits than its factorization.

22120112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553002814 (or 553002810 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22120112120 its reverse (2121102122), we get a palindrome (24241214242).

The spelling of 22120112120 in words is "twenty-two billion, one hundred twenty million, one hundred twelve thousand, one hundred twenty".