11331321123347 has 2 divisors, whose sum is σ = 11331321123348. Its totient is φ = 11331321123346.

The previous prime is 11331321123251. The next prime is 11331321123359. The reversal of 11331321123347 is 74332112313311.

11331321123347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11331321123347 - 2⁸ = 11331321123091 is a prime.

It is not a weakly prime, because it can be changed into another prime (11331321123247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665660561673 + 5665660561674.

It is an arithmetic number, because the mean of its divisors is an integer number (5665660561674).

Almost surely, 2^{11331321123347} is an apocalyptic number.

11331321123347 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331321123347 is an equidigital number, since it uses as much as digits as its factorization.

11331321123347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 35.

Adding to 11331321123347 its reverse (74332112313311), we get a palindrome (85663433436658).

The spelling of 11331321123347 in words is "eleven trillion, three hundred thirty-one billion, three hundred twenty-one million, one hundred twenty-three thousand, three hundred forty-seven".