11013221311109 has 2 divisors, whose sum is σ = 11013221311110. Its totient is φ = 11013221311108.

The previous prime is 11013221311069. The next prime is 11013221311129. The reversal of 11013221311109 is 90111312231011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8578326338884 + 2434894972225 = 2928878^2 + 1560415^2 .

It is a cyclic number.

It is not a de Polignac number, because 11013221311109 - 2¹² = 11013221307013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11013221311129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506610655554 + 5506610655555.

It is an arithmetic number, because the mean of its divisors is an integer number (5506610655555).

Almost surely, 2^{11013221311109} is an apocalyptic number.

It is an amenable number.

11013221311109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013221311109 is an equidigital number, since it uses as much as digits as its factorization.

11013221311109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 11013221311109 in words is "eleven trillion, thirteen billion, two hundred twenty-one million, three hundred eleven thousand, one hundred nine".