22200300209 has 2 divisors, whose sum is σ = 22200300210. Its totient is φ = 22200300208.

The previous prime is 22200300203. The next prime is 22200300229. The reversal of 22200300209 is 90200300222.

It is an a-pointer prime, because the next prime (22200300229) can be obtained adding 22200300209 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17179869184 + 5020431025 = 131072^2 + 70855^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200300209 - 2²⁴ = 22183522993 is a prime.

It is not a weakly prime, because it can be changed into another prime (22200300203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100150104 + 11100150105.

It is an arithmetic number, because the mean of its divisors is an integer number (11100150105).

Almost surely, 2^22200300209 is an apocalyptic number.

It is an amenable number.

22200300209 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200300209 is an equidigital number, since it uses as much as digits as its factorization.

22200300209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The spelling of 22200300209 in words is "twenty-two billion, two hundred million, three hundred thousand, two hundred nine".