22125244112 has 20 divisors (see below), whose sum is σ = 44250489216. Its totient is φ = 10705763040.

The previous prime is 22125244111. The next prime is 22125244117. The reversal of 22125244112 is 21144252122.

22125244112 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125244111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22303178 + ... + 22304169.

Almost surely, 2^22125244112 is an apocalyptic number.

It is an amenable number.

22125244112 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22125244112 is a wasteful number, since it uses less digits than its factorization.

22125244112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44607386 (or 44607380 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

Adding to 22125244112 its reverse (21144252122), we get a palindrome (43269496234).

The spelling of 22125244112 in words is "twenty-two billion, one hundred twenty-five million, two hundred forty-four thousand, one hundred twelve".