222206830209 has 24 divisors (see below), whose sum is σ = 395034366272. Its totient is φ = 117207997920.

The previous prime is 222206830193. The next prime is 222206830211. The reversal of 222206830209 is 902038602222.

222206830209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222206830209 - 2⁴ = 222206830193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222206830409) 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 23 ways as a sum of consecutive naturals, for example, 135656587 + ... + 135658224.

Almost surely, 2^222206830209 is an apocalyptic number.

It is an amenable number.

222206830209 is a deficient number, since it is larger than the sum of its proper divisors (172827536063).

222206830209 is a wasteful number, since it uses less digits than its factorization.

222206830209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271314837 (or 271314834 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 222206830209 in words is "two hundred twenty-two billion, two hundred six million, eight hundred thirty thousand, two hundred nine".