11301231303 has 18 divisors (see below), whose sum is σ = 16509581504. Its totient is φ = 7449453792.

The previous prime is 11301231301. The next prime is 11301231323. The reversal of 11301231303 is 30313210311.

It is a happy number.

11301231303 is a `hidden beast` number, since 1 + 130 + 1 + 231 + 303 = 666.

11301231303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11301231303 - 2¹ = 11301231301 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 (11301231301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7975 + ... + 150552.

Almost surely, 2^11301231303 is an apocalyptic number.

11301231303 is a deficient number, since it is larger than the sum of its proper divisors (5208350201).

11301231303 is an equidigital number, since it uses as much as digits as its factorization.

11301231303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158711 (or 158619 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11301231303 its reverse (30313210311), we get a palindrome (41614441614).

The spelling of 11301231303 in words is "eleven billion, three hundred one million, two hundred thirty-one thousand, three hundred three".