11311232303303 has 2 divisors, whose sum is σ = 11311232303304. Its totient is φ = 11311232303302.

The previous prime is 11311232303279. The next prime is 11311232303321. The reversal of 11311232303303 is 30330323211311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11311232303303 - 2⁸ = 11311232303047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11311232303323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655616151651 + 5655616151652.

It is an arithmetic number, because the mean of its divisors is an integer number (5655616151652).

Almost surely, 2^{11311232303303} is an apocalyptic number.

11311232303303 is a deficient number, since it is larger than the sum of its proper divisors (1).

11311232303303 is an equidigital number, since it uses as much as digits as its factorization.

11311232303303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 11311232303303 its reverse (30330323211311), we get a palindrome (41641555514614).

The spelling of 11311232303303 in words is "eleven trillion, three hundred eleven billion, two hundred thirty-two million, three hundred three thousand, three hundred three".