22044433291 has 2 divisors, whose sum is σ = 22044433292. Its totient is φ = 22044433290.

The previous prime is 22044433267. The next prime is 22044433319. The reversal of 22044433291 is 19233444022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22044433291 - 2⁹ = 22044432779 is a prime.

It is not a weakly prime, because it can be changed into another prime (22044433231) 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, 11022216645 + 11022216646.

It is an arithmetic number, because the mean of its divisors is an integer number (11022216646).

Almost surely, 2^22044433291 is an apocalyptic number.

22044433291 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044433291 is an equidigital number, since it uses as much as digits as its factorization.

22044433291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 22044433291 in words is "twenty-two billion, forty-four million, four hundred thirty-three thousand, two hundred ninety-one".