22202002100209 has 4 divisors (see below), whose sum is σ = 22211326756980. Its totient is φ = 22192677443440.

The previous prime is 22202002100189. The next prime is 22202002100221. The reversal of 22202002100209 is 90200120020222.

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 9414741039025 + 12787261061184 = 3068345^2 + 3575928^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202002100209 - 2⁵ = 22202002100177 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 22202002100209.

It is not an unprimeable number, because it can be changed into a prime (22202002100269) 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, 4662324814 + ... + 4662329575.

It is an arithmetic number, because the mean of its divisors is an integer number (5552831689245).

Almost surely, 2^{22202002100209} is an apocalyptic number.

It is an amenable number.

22202002100209 is a deficient number, since it is larger than the sum of its proper divisors (9324656771).

22202002100209 is an equidigital number, since it uses as much as digits as its factorization.

22202002100209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9324656770.

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

The spelling of 22202002100209 in words is "twenty-two trillion, two hundred two billion, two million, one hundred thousand, two hundred nine".