11331122333213 has 2 divisors, whose sum is σ = 11331122333214. Its totient is φ = 11331122333212.

The previous prime is 11331122333183. The next prime is 11331122333231. The reversal of 11331122333213 is 31233322113311.

Together with next prime (11331122333231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11060001132964 + 271121200249 = 3325658^2 + 520693^2 .

It is an emirp because it is prime and its reverse (31233322113311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11331122333213 - 2²² = 11331118138909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331122333413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665561166606 + 5665561166607.

It is an arithmetic number, because the mean of its divisors is an integer number (5665561166607).

Almost surely, 2^{11331122333213} is an apocalyptic number.

It is an amenable number.

11331122333213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331122333213 is an equidigital number, since it uses as much as digits as its factorization.

11331122333213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 29.

Adding to 11331122333213 its reverse (31233322113311), we get a palindrome (42564444446524).

The spelling of 11331122333213 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-two million, three hundred thirty-three thousand, two hundred thirteen".