220211122209 has 48 divisors (see below), whose sum is σ = 320582633280. Its totient is φ = 133659509760.

The previous prime is 220211122199. The next prime is 220211122249. The reversal of 220211122209 is 902221112022.

It is not a de Polignac number, because 220211122209 - 2¹⁹ = 220210597921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220211122249) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 114038974 + ... + 114040904.

It is an arithmetic number, because the mean of its divisors is an integer number (6678804860).

Almost surely, 2^220211122209 is an apocalyptic number.

It is an amenable number.

220211122209 is a deficient number, since it is larger than the sum of its proper divisors (100371511071).

220211122209 is a wasteful number, since it uses less digits than its factorization.

220211122209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402 (or 2289 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 220211122209 in words is "two hundred twenty billion, two hundred eleven million, one hundred twenty-two thousand, two hundred nine".