22540105112 has 64 divisors (see below), whose sum is σ = 51716232000. Its totient is φ = 8989618176.

The previous prime is 22540105111. The next prime is 22540105121. The reversal of 22540105112 is 21150104522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22540105111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48287 + ... + 217742.

It is an arithmetic number, because the mean of its divisors is an integer number (808066125).

Almost surely, 2^22540105112 is an apocalyptic number.

It is an amenable number.

22540105112 is an abundant number, since it is smaller than the sum of its proper divisors (29176126888).

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

22540105112 is a wasteful number, since it uses less digits than its factorization.

22540105112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266148 (or 266144 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 22540105112 its reverse (21150104522), we get a palindrome (43690209634).

The spelling of 22540105112 in words is "twenty-two billion, five hundred forty million, one hundred five thousand, one hundred twelve".