22012220239 has 2 divisors, whose sum is σ = 22012220240. Its totient is φ = 22012220238.

The previous prime is 22012220207. The next prime is 22012220249. The reversal of 22012220239 is 93202221022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22012220239 - 2⁵ = 22012220207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22012220249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006110119 + 11006110120.

It is an arithmetic number, because the mean of its divisors is an integer number (11006110120).

Almost surely, 2^22012220239 is an apocalyptic number.

22012220239 is a deficient number, since it is larger than the sum of its proper divisors (1).

22012220239 is an equidigital number, since it uses as much as digits as its factorization.

22012220239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 22012220239 in words is "twenty-two billion, twelve million, two hundred twenty thousand, two hundred thirty-nine".