1111321030213 has 2 divisors, whose sum is σ = 1111321030214. Its totient is φ = 1111321030212.

The previous prime is 1111321030181. The next prime is 1111321030223. The reversal of 1111321030213 is 3120301231111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 833994512289 + 277326517924 = 913233^2 + 526618^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111321030213 - 2⁵ = 1111321030181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111321030223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555660515106 + 555660515107.

It is an arithmetic number, because the mean of its divisors is an integer number (555660515107).

Almost surely, 2^{1111321030213} is an apocalyptic number.

It is an amenable number.

1111321030213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111321030213 is an equidigital number, since it uses as much as digits as its factorization.

1111321030213 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 1111321030213 its reverse (3120301231111), we get a palindrome (4231622261324).

The spelling of 1111321030213 in words is "one trillion, one hundred eleven billion, three hundred twenty-one million, thirty thousand, two hundred thirteen".