12122023099 has 4 divisors (see below), whose sum is σ = 12122508160. Its totient is φ = 12121538040.

The previous prime is 12122023097. The next prime is 12122023117. The reversal of 12122023099 is 99032022121.

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 12122023099 - 2¹ = 12122023097 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 12122023099.

It is not an unprimeable number, because it can be changed into a prime (12122023097) 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, 202884 + ... + 255745.

It is an arithmetic number, because the mean of its divisors is an integer number (3030627040).

Almost surely, 2^12122023099 is an apocalyptic number.

12122023099 is a deficient number, since it is larger than the sum of its proper divisors (485061).

12122023099 is an equidigital number, since it uses as much as digits as its factorization.

12122023099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485060.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 12122023099 in words is "twelve billion, one hundred twenty-two million, twenty-three thousand, ninety-nine".