12223816418 has 8 divisors (see below), whose sum is σ = 20002608720. Its totient is φ = 5556280180.

The previous prime is 12223816403. The next prime is 12223816427. The reversal of 12223816418 is 81461832221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277813988 + ... + 277814031.

It is an arithmetic number, because the mean of its divisors is an integer number (2500326090).

Almost surely, 2^12223816418 is an apocalyptic number.

12223816418 is a deficient number, since it is larger than the sum of its proper divisors (7778792302).

12223816418 is a wasteful number, since it uses less digits than its factorization.

12223816418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555628032.

The product of its digits is 36864, while the sum is 38.

The spelling of 12223816418 in words is "twelve billion, two hundred twenty-three million, eight hundred sixteen thousand, four hundred eighteen".