22006440271 has 2 divisors, whose sum is σ = 22006440272. Its totient is φ = 22006440270.

The previous prime is 22006440263. The next prime is 22006440353. The reversal of 22006440271 is 17204460022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22006440271 - 2³ = 22006440263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22006440241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11003220135 + 11003220136.

It is an arithmetic number, because the mean of its divisors is an integer number (11003220136).

Almost surely, 2^22006440271 is an apocalyptic number.

22006440271 is a deficient number, since it is larger than the sum of its proper divisors (1).

22006440271 is an equidigital number, since it uses as much as digits as its factorization.

22006440271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The spelling of 22006440271 in words is "twenty-two billion, six million, four hundred forty thousand, two hundred seventy-one".