22243203349 has 2 divisors, whose sum is σ = 22243203350. Its totient is φ = 22243203348.

The previous prime is 22243203289. The next prime is 22243203361. The reversal of 22243203349 is 94330234222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12539968324 + 9703235025 = 111982^2 + 98505^2 .

It is a cyclic number.

It is not a de Polignac number, because 22243203349 - 2¹¹ = 22243201301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22243203949) 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, 11121601674 + 11121601675.

It is an arithmetic number, because the mean of its divisors is an integer number (11121601675).

Almost surely, 2^22243203349 is an apocalyptic number.

It is an amenable number.

22243203349 is a deficient number, since it is larger than the sum of its proper divisors (1).

22243203349 is an equidigital number, since it uses as much as digits as its factorization.

22243203349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 34.

The spelling of 22243203349 in words is "twenty-two billion, two hundred forty-three million, two hundred three thousand, three hundred forty-nine".