11113010111321 has 2 divisors, whose sum is σ = 11113010111322. Its totient is φ = 11113010111320.

The previous prime is 11113010111267. The next prime is 11113010111353. The reversal of 11113010111321 is 12311101031111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6975203205721 + 4137806905600 = 2641061^2 + 2034160^2 .

It is an emirp because it is prime and its reverse (12311101031111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11113010111321 - 2⁶ = 11113010111257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11113010111321.

It is not a weakly prime, because it can be changed into another prime (11113010171321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556505055660 + 5556505055661.

It is an arithmetic number, because the mean of its divisors is an integer number (5556505055661).

Almost surely, 2^{11113010111321} is an apocalyptic number.

It is an amenable number.

11113010111321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113010111321 is an equidigital number, since it uses as much as digits as its factorization.

11113010111321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 17.

Adding to 11113010111321 its reverse (12311101031111), we get a palindrome (23424111142432).

The spelling of 11113010111321 in words is "eleven trillion, one hundred thirteen billion, ten million, one hundred eleven thousand, three hundred twenty-one".