22240574342309 has 2 divisors, whose sum is σ = 22240574342310. Its totient is φ = 22240574342308.

The previous prime is 22240574342291. The next prime is 22240574342323. The reversal of 22240574342309 is 90324347504222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13163327296900 + 9077247045409 = 3628130^2 + 3012847^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22240574342309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22240574342369) 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, 11120287171154 + 11120287171155.

It is an arithmetic number, because the mean of its divisors is an integer number (11120287171155).

Almost surely, 2^{22240574342309} is an apocalyptic number.

It is an amenable number.

22240574342309 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240574342309 is an equidigital number, since it uses as much as digits as its factorization.

22240574342309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 47.

The spelling of 22240574342309 in words is "twenty-two trillion, two hundred forty billion, five hundred seventy-four million, three hundred forty-two thousand, three hundred nine".