22240340071 has 2 divisors, whose sum is σ = 22240340072. Its totient is φ = 22240340070.

The previous prime is 22240340011. The next prime is 22240340257. The reversal of 22240340071 is 17004304222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22240340071 - 2⁹ = 22240339559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22240340011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120170035 + 11120170036.

It is an arithmetic number, because the mean of its divisors is an integer number (11120170036).

Almost surely, 2^22240340071 is an apocalyptic number.

22240340071 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240340071 is an equidigital number, since it uses as much as digits as its factorization.

22240340071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

Adding to 22240340071 its reverse (17004304222), we get a palindrome (39244644293).

The spelling of 22240340071 in words is "twenty-two billion, two hundred forty million, three hundred forty thousand, seventy-one".