22200220021009 has 4 divisors (see below), whose sum is σ = 22271603365440. Its totient is φ = 22128836676580.

The previous prime is 22200220020997. The next prime is 22200220021079. The reversal of 22200220021009 is 90012002200222.

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 a cyclic number.

It is not a de Polignac number, because 22200220021009 - 2²¹ = 22200217923857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22200220021079) 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, 35691671749 + ... + 35691672370.

It is an arithmetic number, because the mean of its divisors is an integer number (5567900841360).

Almost surely, 2^{22200220021009} is an apocalyptic number.

It is an amenable number.

22200220021009 is a deficient number, since it is larger than the sum of its proper divisors (71383344431).

22200220021009 is an equidigital number, since it uses as much as digits as its factorization.

22200220021009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71383344430.

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

The spelling of 22200220021009 in words is "twenty-two trillion, two hundred billion, two hundred twenty million, twenty-one thousand, nine".