22066505100 has 54 divisors (see below), whose sum is σ = 69166237140. Its totient is φ = 5884401120.

The previous prime is 22066505077. The next prime is 22066505107. The reversal of 22066505100 is 150566022.

22066505100 is a `hidden beast` number, since 2 + 2 + 0 + 6 + 650 + 5 + 1 + 0 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (22066505107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12258270 + ... + 12260069.

Almost surely, 2^22066505100 is an apocalyptic number.

22066505100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22066505100 is an abundant number, since it is smaller than the sum of its proper divisors (47099732040).

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

22066505100 is a wasteful number, since it uses less digits than its factorization.

22066505100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24518359 (or 24518349 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The spelling of 22066505100 in words is "twenty-two billion, sixty-six million, five hundred five thousand, one hundred".