11223322009 has 2 divisors, whose sum is σ = 11223322010. Its totient is φ = 11223322008.

The previous prime is 11223321979. The next prime is 11223322031. The reversal of 11223322009 is 90022332211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9155619225 + 2067702784 = 95685^2 + 45472^2 .

It is a cyclic number.

It is not a de Polignac number, because 11223322009 - 2¹⁵ = 11223289241 is a prime.

It is not a weakly prime, because it can be changed into another prime (11223322049) 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, 5611661004 + 5611661005.

It is an arithmetic number, because the mean of its divisors is an integer number (5611661005).

Almost surely, 2^11223322009 is an apocalyptic number.

It is an amenable number.

11223322009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11223322009 is an equidigital number, since it uses as much as digits as its factorization.

11223322009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 11223322009 in words is "eleven billion, two hundred twenty-three million, three hundred twenty-two thousand, nine".