11113121333 has 2 divisors, whose sum is σ = 11113121334. Its totient is φ = 11113121332.

The previous prime is 11113121321. The next prime is 11113121339. The reversal of 11113121333 is 33312131111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9521270929 + 1591850404 = 97577^2 + 39898^2 .

It is a cyclic number.

It is not a de Polignac number, because 11113121333 - 2¹² = 11113117237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11113121339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556560666 + 5556560667.

It is an arithmetic number, because the mean of its divisors is an integer number (5556560667).

Almost surely, 2^11113121333 is an apocalyptic number.

It is an amenable number.

11113121333 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113121333 is an equidigital number, since it uses as much as digits as its factorization.

11113121333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162, while the sum is 20.

Adding to 11113121333 its reverse (33312131111), we get a palindrome (44425252444).

The spelling of 11113121333 in words is "eleven billion, one hundred thirteen million, one hundred twenty-one thousand, three hundred thirty-three".