224112122009 has 2 divisors, whose sum is σ = 224112122010. Its totient is φ = 224112122008.

The previous prime is 224112121999. The next prime is 224112122057. The reversal of 224112122009 is 900221211422.

224112122009 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., 130427155609 + 93684966400 = 361147^2 + 306080^2 .

It is a cyclic number.

It is not a de Polignac number, because 224112122009 - 2²⁴ = 224095344793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (224112122209) 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, 112056061004 + 112056061005.

It is an arithmetic number, because the mean of its divisors is an integer number (112056061005).

Almost surely, 2^224112122009 is an apocalyptic number.

It is an amenable number.

224112122009 is a deficient number, since it is larger than the sum of its proper divisors (1).

224112122009 is an equidigital number, since it uses as much as digits as its factorization.

224112122009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 224112122009 in words is "two hundred twenty-four billion, one hundred twelve million, one hundred twenty-two thousand, nine".