2200199909 has 2 divisors, whose sum is σ = 2200199910. Its totient is φ = 2200199908.

The previous prime is 2200199863. The next prime is 2200199999. The reversal of 2200199909 is 9099910022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1119237025 + 1080962884 = 33455^2 + 32878^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200199909 - 2¹² = 2200195813 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2200199999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100099954 + 1100099955.

It is an arithmetic number, because the mean of its divisors is an integer number (1100099955).

Almost surely, 2^2200199909 is an apocalyptic number.

It is an amenable number.

2200199909 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200199909 is an equidigital number, since it uses as much as digits as its factorization.

2200199909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 41.

The square root of 2200199909 is about 46906.2885869262. The cubic root of 2200199909 is about 1300.6308395879.

The spelling of 2200199909 in words is "two billion, two hundred million, one hundred ninety-nine thousand, nine hundred nine".