11320412303 has 4 divisors (see below), whose sum is σ = 11343099000. Its totient is φ = 11297725608.

The previous prime is 11320412267. The next prime is 11320412347. The reversal of 11320412303 is 30321402311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30321402311 = 179 ⋅169393309.

It is a cyclic number.

It is not a de Polignac number, because 11320412303 - 2¹² = 11320408207 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 (11320432303) 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 3 ways as a sum of consecutive naturals, for example, 11342600 + ... + 11343597.

It is an arithmetic number, because the mean of its divisors is an integer number (2835774750).

Almost surely, 2^11320412303 is an apocalyptic number.

11320412303 is a deficient number, since it is larger than the sum of its proper divisors (22686697).

11320412303 is an equidigital number, since it uses as much as digits as its factorization.

11320412303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22686696.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11320412303 its reverse (30321402311), we get a palindrome (41641814614).

The spelling of 11320412303 in words is "eleven billion, three hundred twenty million, four hundred twelve thousand, three hundred three".