11244560321213 has 2 divisors, whose sum is σ = 11244560321214. Its totient is φ = 11244560321212.

The previous prime is 11244560321177. The next prime is 11244560321261. The reversal of 11244560321213 is 31212306544211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9398228316409 + 1846332004804 = 3065653^2 + 1358798^2 .

It is a cyclic number.

It is not a de Polignac number, because 11244560321213 - 2¹² = 11244560317117 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11244560327213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5622280160606 + 5622280160607.

It is an arithmetic number, because the mean of its divisors is an integer number (5622280160607).

Almost surely, 2^{11244560321213} is an apocalyptic number.

It is an amenable number.

11244560321213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11244560321213 is an equidigital number, since it uses as much as digits as its factorization.

11244560321213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 11244560321213 its reverse (31212306544211), we get a palindrome (42456866865424).

The spelling of 11244560321213 in words is "eleven trillion, two hundred forty-four billion, five hundred sixty million, three hundred twenty-one thousand, two hundred thirteen".