11120303209 has 2 divisors, whose sum is σ = 11120303210. Its totient is φ = 11120303208.

The previous prime is 11120303191. The next prime is 11120303251. The reversal of 11120303209 is 90230302111.

11120303209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10707075625 + 413227584 = 103475^2 + 20328^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120303209 - 2¹¹ = 11120301161 is a prime.

It is a super-2 number, since 2×11120303209² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11120303209.

It is not a weakly prime, because it can be changed into another prime (11120303309) 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, 5560151604 + 5560151605.

It is an arithmetic number, because the mean of its divisors is an integer number (5560151605).

Almost surely, 2^11120303209 is an apocalyptic number.

It is an amenable number.

11120303209 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120303209 is an equidigital number, since it uses as much as digits as its factorization.

11120303209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 11120303209 in words is "eleven billion, one hundred twenty million, three hundred three thousand, two hundred nine".