22124109999 has 24 divisors (see below), whose sum is σ = 30687594880. Its totient is φ = 14174677440.

The previous prime is 22124109991. The next prime is 22124110027. The reversal of 22124109999 is 99990142122.

It is not a de Polignac number, because 22124109999 - 2³ = 22124109991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22124109991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 305142 + ... + 370620.

Almost surely, 2^22124109999 is an apocalyptic number.

22124109999 is a deficient number, since it is larger than the sum of its proper divisors (8563484881).

22124109999 is an equidigital number, since it uses as much as digits as its factorization.

22124109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65631 (or 65590 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 48.

The spelling of 22124109999 in words is "twenty-two billion, one hundred twenty-four million, one hundred nine thousand, nine hundred ninety-nine".