11123132303 has 4 divisors (see below), whose sum is σ = 11123420568. Its totient is φ = 11122844040.

The previous prime is 11123132243. The next prime is 11123132311. The reversal of 11123132303 is 30323132111.

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 11123132303 - 2²⁶ = 11056023439 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 (11123132333) 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, 75293 + ... + 167078.

It is an arithmetic number, because the mean of its divisors is an integer number (2780855142).

Almost surely, 2^11123132303 is an apocalyptic number.

11123132303 is a deficient number, since it is larger than the sum of its proper divisors (288265).

11123132303 is an equidigital number, since it uses as much as digits as its factorization.

11123132303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288264.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11123132303 its reverse (30323132111), we get a palindrome (41446264414).

The spelling of 11123132303 in words is "eleven billion, one hundred twenty-three million, one hundred thirty-two thousand, three hundred three".