222000240209 has 12 divisors (see below), whose sum is σ = 244181533008. Its totient is φ = 201682149240.

The previous prime is 222000240199. The next prime is 222000240223. The reversal of 222000240209 is 902042000222.

It is not a de Polignac number, because 222000240209 - 2²⁰ = 221999191633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222000240289) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439139 + ... + 798024.

It is an arithmetic number, because the mean of its divisors is an integer number (20348461084).

Almost surely, 2^222000240209 is an apocalyptic number.

It is an amenable number.

222000240209 is a deficient number, since it is larger than the sum of its proper divisors (22181292799).

222000240209 is a wasteful number, since it uses less digits than its factorization.

222000240209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238668 (or 1238657 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The spelling of 222000240209 in words is "two hundred twenty-two billion, two hundred forty thousand, two hundred nine".