42244002271 has 2 divisors, whose sum is σ = 42244002272. Its totient is φ = 42244002270.

The previous prime is 42244002263. The next prime is 42244002293. The reversal of 42244002271 is 17220044224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42244002271 - 2³ = 42244002263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42244002071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21122001135 + 21122001136.

It is an arithmetic number, because the mean of its divisors is an integer number (21122001136).

Almost surely, 2^42244002271 is an apocalyptic number.

42244002271 is a deficient number, since it is larger than the sum of its proper divisors (1).

42244002271 is an equidigital number, since it uses as much as digits as its factorization.

42244002271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 28.

Adding to 42244002271 its reverse (17220044224), we get a palindrome (59464046495).

The spelling of 42244002271 in words is "forty-two billion, two hundred forty-four million, two thousand, two hundred seventy-one".