11331131110133 has 4 divisors (see below), whose sum is σ = 11334431763468. Its totient is φ = 11327830456800.

The previous prime is 11331131110111. The next prime is 11331131110139. The reversal of 11331131110133 is 33101113113311.

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 1932970237969 + 9398160872164 = 1390313^2 + 3065642^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331131110133 - 2²⁰ = 11331130061557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11331131110099 and 11331131110108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331131110139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1650321518 + ... + 1650328383.

It is an arithmetic number, because the mean of its divisors is an integer number (2833607940867).

Almost surely, 2^{11331131110133} is an apocalyptic number.

It is an amenable number.

11331131110133 is a deficient number, since it is larger than the sum of its proper divisors (3300653335).

11331131110133 is an equidigital number, since it uses as much as digits as its factorization.

11331131110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300653334.

The product of its (nonzero) digits is 243, while the sum is 23.

Adding to 11331131110133 its reverse (33101113113311), we get a palindrome (44432244223444).

The spelling of 11331131110133 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, one hundred ten thousand, one hundred thirty-three".