22838111999 has 4 divisors (see below), whose sum is σ = 22853639040. Its totient is φ = 22822584960.

The previous prime is 22838111971. The next prime is 22838112007. The reversal of 22838111999 is 99911183822.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22838111999 - 2³² = 18543144703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22838111999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22838111099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7761314 + ... + 7764255.

It is an arithmetic number, because the mean of its divisors is an integer number (5713409760).

Almost surely, 2^22838111999 is an apocalyptic number.

22838111999 is a deficient number, since it is larger than the sum of its proper divisors (15527041).

22838111999 is a wasteful number, since it uses less digits than its factorization.

22838111999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15527040.

The product of its digits is 559872, while the sum is 53.

The spelling of 22838111999 in words is "twenty-two billion, eight hundred thirty-eight million, one hundred eleven thousand, nine hundred ninety-nine".