11323012203 has 12 divisors (see below), whose sum is σ = 16366599808. Its totient is φ = 7543534320.

The previous prime is 11323012187. The next prime is 11323012219. The reversal of 11323012203 is 30221032311.

It is an interprime number because it is at equal distance from previous prime (11323012187) and next prime (11323012219).

It is not a de Polignac number, because 11323012203 - 2⁴ = 11323012187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11323712203) 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 11 ways as a sum of consecutive naturals, for example, 414400 + ... + 440877.

Almost surely, 2^11323012203 is an apocalyptic number.

11323012203 is a deficient number, since it is larger than the sum of its proper divisors (5043587605).

11323012203 is a wasteful number, since it uses less digits than its factorization.

11323012203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856754 (or 856751 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11323012203 its reverse (30221032311), we get a palindrome (41544044514).

The spelling of 11323012203 in words is "eleven billion, three hundred twenty-three million, twelve thousand, two hundred three".