11321213100013 has 2 divisors, whose sum is σ = 11321213100014. Its totient is φ = 11321213100012.

The previous prime is 11321213099929. The next prime is 11321213100019. The reversal of 11321213100013 is 31000131212311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10040520267684 + 1280692832329 = 3168678^2 + 1131677^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321213100013 - 2⁹ = 11321213099501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11321213100019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660606550006 + 5660606550007.

It is an arithmetic number, because the mean of its divisors is an integer number (5660606550007).

Almost surely, 2^{11321213100013} is an apocalyptic number.

It is an amenable number.

11321213100013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321213100013 is an equidigital number, since it uses as much as digits as its factorization.

11321213100013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11321213100013 its reverse (31000131212311), we get a palindrome (42321344312324).

It can be divided in two parts, 113212 and 13100013, that added together give a square (13213225 = 3635²).

The spelling of 11321213100013 in words is "eleven trillion, three hundred twenty-one billion, two hundred thirteen million, one hundred thousand, thirteen".