22448213112 has 64 divisors (see below), whose sum is σ = 60678495360. Its totient is φ = 6879600000.

The previous prime is 22448213111. The next prime is 22448213129. The reversal of 22448213112 is 21131284422.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 22448213112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22448213111) 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, 65014 + ... + 221637.

It is an arithmetic number, because the mean of its divisors is an integer number (948101490).

Almost surely, 2^22448213112 is an apocalyptic number.

It is an amenable number.

22448213112 is an abundant number, since it is smaller than the sum of its proper divisors (38230282248).

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

22448213112 is a wasteful number, since it uses less digits than its factorization.

22448213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286924 (or 286920 counting only the distinct ones).

The product of its digits is 6144, while the sum is 30.

Adding to 22448213112 its reverse (21131284422), we get a palindrome (43579497534).

The spelling of 22448213112 in words is "twenty-two billion, four hundred forty-eight million, two hundred thirteen thousand, one hundred twelve".