11320202209 has 2 divisors, whose sum is σ = 11320202210. Its totient is φ = 11320202208.

The previous prime is 11320202161. The next prime is 11320202239. The reversal of 11320202209 is 90220202311.

11320202209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11310960609 + 9241600 = 106353^2 + 3040^2 .

It is a cyclic number.

It is not a de Polignac number, because 11320202209 - 2⁷ = 11320202081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11320202209.

It is not a weakly prime, because it can be changed into another prime (11320202239) 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, 5660101104 + 5660101105.

It is an arithmetic number, because the mean of its divisors is an integer number (5660101105).

Almost surely, 2^11320202209 is an apocalyptic number.

It is an amenable number.

11320202209 is a deficient number, since it is larger than the sum of its proper divisors (1).

11320202209 is an equidigital number, since it uses as much as digits as its factorization.

11320202209 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 22.

The spelling of 11320202209 in words is "eleven billion, three hundred twenty million, two hundred two thousand, two hundred nine".