22071440239 has 2 divisors, whose sum is σ = 22071440240. Its totient is φ = 22071440238.

The previous prime is 22071440219. The next prime is 22071440273. The reversal of 22071440239 is 93204417022.

It is an a-pointer prime, because the next prime (22071440273) can be obtained adding 22071440239 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22071440239 - 2¹⁵ = 22071407471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22071440219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11035720119 + 11035720120.

It is an arithmetic number, because the mean of its divisors is an integer number (11035720120).

Almost surely, 2^22071440239 is an apocalyptic number.

22071440239 is a deficient number, since it is larger than the sum of its proper divisors (1).

22071440239 is an equidigital number, since it uses as much as digits as its factorization.

22071440239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 22071440239 in words is "twenty-two billion, seventy-one million, four hundred forty thousand, two hundred thirty-nine".