22422421116 has 72 divisors (see below), whose sum is σ = 60736135824. Its totient is φ = 6949716480.

The previous prime is 22422421103. The next prime is 22422421123. The reversal of 22422421116 is 61112422422.

It is a happy number.

22422421116 is a `hidden beast` number, since 22 + 422 + 4 + 211 + 1 + 6 = 666.

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 22422421116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169915 + ... + 271506.

It is an arithmetic number, because the mean of its divisors is an integer number (843557442).

Almost surely, 2^22422421116 is an apocalyptic number.

It is an amenable number.

22422421116 is an abundant number, since it is smaller than the sum of its proper divisors (38313714708).

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

22422421116 is a wasteful number, since it uses less digits than its factorization.

22422421116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441531 (or 441526 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 22422421116 its reverse (61112422422), we get a palindrome (83534843538).

The spelling of 22422421116 in words is "twenty-two billion, four hundred twenty-two million, four hundred twenty-one thousand, one hundred sixteen".