11311122310133 has 4 divisors (see below), whose sum is σ = 11346804084300. Its totient is φ = 11275440535968.

The previous prime is 11311122310129. The next prime is 11311122310141. The reversal of 11311122310133 is 33101322111311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2722952118769 + 8588170191364 = 1650137^2 + 2930558^2 .

It is a cyclic number.

It is not a de Polignac number, because 11311122310133 - 2² = 11311122310129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11311122310099 and 11311122310108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311122310183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17840886608 + ... + 17840887241.

It is an arithmetic number, because the mean of its divisors is an integer number (2836701021075).

Almost surely, 2^{11311122310133} is an apocalyptic number.

It is an amenable number.

11311122310133 is a deficient number, since it is larger than the sum of its proper divisors (35681774167).

11311122310133 is an equidigital number, since it uses as much as digits as its factorization.

11311122310133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35681774166.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 11311122310133 its reverse (33101322111311), we get a palindrome (44412444421444).

The spelling of 11311122310133 in words is "eleven trillion, three hundred eleven billion, one hundred twenty-two million, three hundred ten thousand, one hundred thirty-three".