2122440432209 has 2 divisors, whose sum is σ = 2122440432210. Its totient is φ = 2122440432208.

The previous prime is 2122440432197. The next prime is 2122440432221. The reversal of 2122440432209 is 9022340442212.

It is a balanced prime because it is at equal distance from previous prime (2122440432197) and next prime (2122440432221).

It can be written as a sum of positive squares in only one way, i.e., 1516801612225 + 605638819984 = 1231585^2 + 778228^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122440432209 - 2²⁰ = 2122439383633 is a prime.

It is not a weakly prime, because it can be changed into another prime (2122440432809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061220216104 + 1061220216105.

It is an arithmetic number, because the mean of its divisors is an integer number (1061220216105).

Almost surely, 2^{2122440432209} is an apocalyptic number.

It is an amenable number.

2122440432209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122440432209 is an equidigital number, since it uses as much as digits as its factorization.

2122440432209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 2122440432209 in words is "two trillion, one hundred twenty-two billion, four hundred forty million, four hundred thirty-two thousand, two hundred nine".