22066888271 has 2 divisors, whose sum is σ = 22066888272. Its totient is φ = 22066888270.

The previous prime is 22066888243. The next prime is 22066888273. The reversal of 22066888271 is 17288866022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22066888271 is a prime.

Together with 22066888273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22066888273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11033444135 + 11033444136.

It is an arithmetic number, because the mean of its divisors is an integer number (11033444136).

Almost surely, 2^22066888271 is an apocalyptic number.

22066888271 is a deficient number, since it is larger than the sum of its proper divisors (1).

22066888271 is an equidigital number, since it uses as much as digits as its factorization.

22066888271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1032192, while the sum is 50.

The spelling of 22066888271 in words is "twenty-two billion, sixty-six million, eight hundred eighty-eight thousand, two hundred seventy-one".