12205004099 has 4 divisors (see below), whose sum is σ = 12205663800. Its totient is φ = 12204344400.

The previous prime is 12205004093. The next prime is 12205004111. The reversal of 12205004099 is 99040050221.

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 12205004099 - 2¹⁶ = 12204938563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12205004093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301274 + ... + 339375.

It is an arithmetic number, because the mean of its divisors is an integer number (3051415950).

Almost surely, 2^12205004099 is an apocalyptic number.

12205004099 is a deficient number, since it is larger than the sum of its proper divisors (659701).

12205004099 is an equidigital number, since it uses as much as digits as its factorization.

12205004099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659700.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 12205004099 in words is "twelve billion, two hundred five million, four thousand, ninety-nine".