11311230133 has 8 divisors (see below), whose sum is σ = 12971242368. Its totient is φ = 9662248464.

The previous prime is 11311230107. The next prime is 11311230167. The reversal of 11311230133 is 33103211311.

11311230133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11311230133 - 2⁹ = 11311229621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11311230133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311230103) 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 in 7 ways as a sum of consecutive naturals, for example, 2755441 + ... + 2759542.

It is an arithmetic number, because the mean of its divisors is an integer number (1621405296).

Almost surely, 2^11311230133 is an apocalyptic number.

It is an amenable number.

11311230133 is a deficient number, since it is larger than the sum of its proper divisors (1660012235).

11311230133 is an equidigital number, since it uses as much as digits as its factorization.

11311230133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5515283.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11311230133 its reverse (33103211311), we get a palindrome (44414441444).

The spelling of 11311230133 in words is "eleven billion, three hundred eleven million, two hundred thirty thousand, one hundred thirty-three".