22124119987 has 2 divisors, whose sum is σ = 22124119988. Its totient is φ = 22124119986.

The previous prime is 22124119907. The next prime is 22124120041. The reversal of 22124119987 is 78991142122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22124119987 is a prime.

It is not a weakly prime, because it can be changed into another prime (22124119907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11062059993 + 11062059994.

It is an arithmetic number, because the mean of its divisors is an integer number (11062059994).

Almost surely, 2^22124119987 is an apocalyptic number.

22124119987 is a deficient number, since it is larger than the sum of its proper divisors (1).

22124119987 is an equidigital number, since it uses as much as digits as its factorization.

22124119987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 46.

The spelling of 22124119987 in words is "twenty-two billion, one hundred twenty-four million, one hundred nineteen thousand, nine hundred eighty-seven".