22201102218 has 32 divisors (see below), whose sum is σ = 45590936832. Its totient is φ = 7203084800.

The previous prime is 22201102211. The next prime is 22201102237. The reversal of 22201102218 is 81220110222.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22201102194 and 22201102203.

It is not an unprimeable number, because it can be changed into a prime (22201102211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1330 + ... + 210722.

It is an arithmetic number, because the mean of its divisors is an integer number (1424716776).

Almost surely, 2^22201102218 is an apocalyptic number.

22201102218 is an abundant number, since it is smaller than the sum of its proper divisors (23389834614).

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

22201102218 is a wasteful number, since it uses less digits than its factorization.

22201102218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209870.

The product of its (nonzero) digits is 256, while the sum is 21.

The spelling of 22201102218 in words is "twenty-two billion, two hundred one million, one hundred two thousand, two hundred eighteen".