11331320232017 has 2 divisors, whose sum is σ = 11331320232018. Its totient is φ = 11331320232016.

The previous prime is 11331320232013. The next prime is 11331320232019. The reversal of 11331320232017 is 71023202313311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8211571661056 + 3119748570961 = 2865584^2 + 1766281^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331320232017 - 2² = 11331320232013 is a prime.

Together with 11331320232019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11331320232013) 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 as a sum of consecutive naturals, namely, 5665660116008 + 5665660116009.

It is an arithmetic number, because the mean of its divisors is an integer number (5665660116009).

Almost surely, 2^{11331320232017} is an apocalyptic number.

It is an amenable number.

11331320232017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331320232017 is an equidigital number, since it uses as much as digits as its factorization.

11331320232017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 11331320232017 its reverse (71023202313311), we get a palindrome (82354522545328).

The spelling of 11331320232017 in words is "eleven trillion, three hundred thirty-one billion, three hundred twenty million, two hundred thirty-two thousand, seventeen".