2200201220209 has 4 divisors (see below), whose sum is σ = 2200258799604. Its totient is φ = 2200143640816.

The previous prime is 2200201220207. The next prime is 2200201220221. The reversal of 2200201220209 is 9020221020022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1532012685025 + 668188535184 = 1237745^2 + 817428^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200201220209 - 2¹ = 2200201220207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2200201220209.

It is not an unprimeable number, because it can be changed into a prime (2200201220201) 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, 28732342 + ... + 28808815.

It is an arithmetic number, because the mean of its divisors is an integer number (550064699901).

Almost surely, 2^{2200201220209} is an apocalyptic number.

It is an amenable number.

2200201220209 is a deficient number, since it is larger than the sum of its proper divisors (57579395).

2200201220209 is an equidigital number, since it uses as much as digits as its factorization.

2200201220209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57579394.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 2200201220209 in words is "two trillion, two hundred billion, two hundred one million, two hundred twenty thousand, two hundred nine".