11130311303 has 2 divisors, whose sum is σ = 11130311304. Its totient is φ = 11130311302.

The previous prime is 11130311293. The next prime is 11130311323. The reversal of 11130311303 is 30311303111.

11130311303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11130311303 - 2¹² = 11130307207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11130311323) 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 as a sum of consecutive naturals, namely, 5565155651 + 5565155652.

It is an arithmetic number, because the mean of its divisors is an integer number (5565155652).

Almost surely, 2^11130311303 is an apocalyptic number.

11130311303 is a deficient number, since it is larger than the sum of its proper divisors (1).

11130311303 is an equidigital number, since it uses as much as digits as its factorization.

11130311303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 11130311303 its reverse (30311303111), we get a palindrome (41441614414).

It can be divided in two parts, 111 and 30311303, that multiplied together give a palindrome (3364554633).

The spelling of 11130311303 in words is "eleven billion, one hundred thirty million, three hundred eleven thousand, three hundred three".