11303231330213 has 2 divisors, whose sum is σ = 11303231330214. Its totient is φ = 11303231330212.

The previous prime is 11303231330207. The next prime is 11303231330231. The reversal of 11303231330213 is 31203313230311.

Together with next prime (11303231330231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11161759810084 + 141471520129 = 3340922^2 + 376127^2 .

It is a cyclic number.

It is not a de Polignac number, because 11303231330213 - 2⁴⁰ = 10203719702437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11303231330203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5651615665106 + 5651615665107.

It is an arithmetic number, because the mean of its divisors is an integer number (5651615665107).

Almost surely, 2^{11303231330213} is an apocalyptic number.

It is an amenable number.

11303231330213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11303231330213 is an equidigital number, since it uses as much as digits as its factorization.

11303231330213 is an evil number, because the sum of its binary digits is even.

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

Adding to 11303231330213 its reverse (31203313230311), we get a palindrome (42506544560524).

The spelling of 11303231330213 in words is "eleven trillion, three hundred three billion, two hundred thirty-one million, three hundred thirty thousand, two hundred thirteen".