11205100244213 has 2 divisors, whose sum is σ = 11205100244214. Its totient is φ = 11205100244212.

The previous prime is 11205100244207. The next prime is 11205100244249. The reversal of 11205100244213 is 31244200150211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11044874564689 + 160225679524 = 3323383^2 + 400282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11205100244213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11205100244713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602550122106 + 5602550122107.

It is an arithmetic number, because the mean of its divisors is an integer number (5602550122107).

Almost surely, 2^{11205100244213} is an apocalyptic number.

It is an amenable number.

11205100244213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11205100244213 is an equidigital number, since it uses as much as digits as its factorization.

11205100244213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 11205100244213 its reverse (31244200150211), we get a palindrome (42449300394424).

The spelling of 11205100244213 in words is "eleven trillion, two hundred five billion, one hundred million, two hundred forty-four thousand, two hundred thirteen".