2204321999 has 4 divisors (see below), whose sum is σ = 2404714920. Its totient is φ = 2003929080.

The previous prime is 2204321971. The next prime is 2204322037. The reversal of 2204321999 is 9991234022.

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 2204321999 - 2²⁴ = 2187544783 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 (2203321999) 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, 100196444 + ... + 100196465.

It is an arithmetic number, because the mean of its divisors is an integer number (601178730).

Almost surely, 2^2204321999 is an apocalyptic number.

2204321999 is a deficient number, since it is larger than the sum of its proper divisors (200392921).

2204321999 is a wasteful number, since it uses less digits than its factorization.

2204321999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200392920.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 2204321999 is about 46950.2076566228. The cubic root of 2204321999 is about 1301.4425798728.

The spelling of 2204321999 in words is "two billion, two hundred four million, three hundred twenty-one thousand, nine hundred ninety-nine".