2313122003 has 4 divisors (see below), whose sum is σ = 2347646280. Its totient is φ = 2278597728.

The previous prime is 2313121999. The next prime is 2313122011. The reversal of 2313122003 is 3002213132.

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 2313122003 - 2² = 2313121999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2313122033) 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, 17262038 + ... + 17262171.

It is an arithmetic number, because the mean of its divisors is an integer number (586911570).

Almost surely, 2^2313122003 is an apocalyptic number.

2313122003 is a deficient number, since it is larger than the sum of its proper divisors (34524277).

2313122003 is an equidigital number, since it uses as much as digits as its factorization.

2313122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34524276.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2313122003 is about 48094.9269985931. The cubic root of 2313122003 is about 1322.5116707863.

Adding to 2313122003 its reverse (3002213132), we get a palindrome (5315335135).

The spelling of 2313122003 in words is "two billion, three hundred thirteen million, one hundred twenty-two thousand, three".