2212433440409 has 2 divisors, whose sum is σ = 2212433440410. Its totient is φ = 2212433440408.

The previous prime is 2212433440363. The next prime is 2212433440447. The reversal of 2212433440409 is 9040443342122.

It is a happy number.

2212433440409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (2212433440447) can be obtained adding 2212433440409 to its sum of digits (38).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2072871424009 + 139562016400 = 1439747^2 + 373580^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212433440409 - 2²⁰ = 2212432391833 is a prime.

It is not a weakly prime, because it can be changed into another prime (2212433440109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106216720204 + 1106216720205.

It is an arithmetic number, because the mean of its divisors is an integer number (1106216720205).

Almost surely, 2^{2212433440409} is an apocalyptic number.

It is an amenable number.

2212433440409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212433440409 is an equidigital number, since it uses as much as digits as its factorization.

2212433440409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 2212433440409 in words is "two trillion, two hundred twelve billion, four hundred thirty-three million, four hundred forty thousand, four hundred nine".