22200020009 has 2 divisors, whose sum is σ = 22200020010. Its totient is φ = 22200020008.

The previous prime is 22200019981. The next prime is 22200020039. The reversal of 22200020009 is 90002000222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16096504384 + 6103515625 = 126872^2 + 78125^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200020009 - 2⁸ = 22200019753 is a prime.

It is not a weakly prime, because it can be changed into another prime (22200020039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100010004 + 11100010005.

It is an arithmetic number, because the mean of its divisors is an integer number (11100010005).

Almost surely, 2^22200020009 is an apocalyptic number.

It is an amenable number.

22200020009 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200020009 is an equidigital number, since it uses as much as digits as its factorization.

22200020009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The spelling of 22200020009 in words is "twenty-two billion, two hundred million, twenty thousand, nine".