12012108599 has 8 divisors (see below), whose sum is σ = 12234799440. Its totient is φ = 11790054400.

The previous prime is 12012108529. The next prime is 12012108607. The reversal of 12012108599 is 99580121021.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12012108599 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 (12012108529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120992 + ... + 196629.

It is an arithmetic number, because the mean of its divisors is an integer number (1529349930).

Almost surely, 2^12012108599 is an apocalyptic number.

12012108599 is a deficient number, since it is larger than the sum of its proper divisors (222690841).

12012108599 is an equidigital number, since it uses as much as digits as its factorization.

12012108599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318321.

The product of its (nonzero) digits is 12960, while the sum is 38.

The spelling of 12012108599 in words is "twelve billion, twelve million, one hundred eight thousand, five hundred ninety-nine".