2204311123 has 4 divisors (see below), whose sum is σ = 2519212720. Its totient is φ = 1889409528.

The previous prime is 2204311091. The next prime is 2204311127. The reversal of 2204311123 is 3211134022.

It is a happy number.

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 2204311123 - 2⁵ = 2204311091 is a prime.

It is a super-2 number, since 2×2204311123² = 9717975053963042258, which contains 22 as substring.

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 2204311123.

It is not an unprimeable number, because it can be changed into a prime (2204311127) 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, 157450788 + ... + 157450801.

It is an arithmetic number, because the mean of its divisors is an integer number (629803180).

Almost surely, 2^2204311123 is an apocalyptic number.

2204311123 is a deficient number, since it is larger than the sum of its proper divisors (314901597).

2204311123 is an equidigital number, since it uses as much as digits as its factorization.

2204311123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314901596.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2204311123 is about 46950.0918316461. The cubic root of 2204311123 is about 1301.4404394546.

Adding to 2204311123 its reverse (3211134022), we get a palindrome (5415445145).

The spelling of 2204311123 in words is "two billion, two hundred four million, three hundred eleven thousand, one hundred twenty-three".