222200000209 has 4 divisors (see below), whose sum is σ = 242400000240. Its totient is φ = 202000000180.

The previous prime is 222200000189. The next prime is 222200000219. The reversal of 222200000209 is 902000002222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 222200000209 - 2⁵ = 222200000177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222200000219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10099999999 + ... + 10100000020.

It is an arithmetic number, because the mean of its divisors is an integer number (60600000060).

Almost surely, 2^222200000209 is an apocalyptic number.

It is an amenable number.

222200000209 is a deficient number, since it is larger than the sum of its proper divisors (20200000031).

222200000209 is a wasteful number, since it uses less digits than its factorization.

222200000209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20200000030.

The product of its (nonzero) digits is 288, while the sum is 19.

The spelling of 222200000209 in words is "two hundred twenty-two billion, two hundred million, two hundred nine", and thus it is an aban number.