2311326203 has 4 divisors (see below), whose sum is σ = 2311539168. Its totient is φ = 2311113240.

The previous prime is 2311326181. The next prime is 2311326217. The reversal of 2311326203 is 3026231132.

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 2311326203 - 2¹⁰ = 2311325179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311326253) 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, 89276 + ... + 112217.

It is an arithmetic number, because the mean of its divisors is an integer number (577884792).

Almost surely, 2^2311326203 is an apocalyptic number.

2311326203 is a deficient number, since it is larger than the sum of its proper divisors (212965).

2311326203 is a wasteful number, since it uses less digits than its factorization.

2311326203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212964.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 2311326203 is about 48076.2540450065. The cubic root of 2311326203 is about 1322.1693367280.

Adding to 2311326203 its reverse (3026231132), we get a palindrome (5337557335).

The spelling of 2311326203 in words is "two billion, three hundred eleven million, three hundred twenty-six thousand, two hundred three".