11155330233 has 16 divisors (see below), whose sum is σ = 16530134400. Its totient is φ = 7435213200.

The previous prime is 11155330229. The next prime is 11155330271. The reversal of 11155330233 is 33203355111.

11155330233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11155330233 - 2² = 11155330229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11155330197 and 11155330206.

It is not an unprimeable number, because it can be changed into a prime (11155330213) 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 15 ways as a sum of consecutive naturals, for example, 82183 + ... + 170483.

It is an arithmetic number, because the mean of its divisors is an integer number (1033133400).

Almost surely, 2^11155330233 is an apocalyptic number.

It is an amenable number.

11155330233 is a deficient number, since it is larger than the sum of its proper divisors (5374804167).

11155330233 is an equidigital number, since it uses as much as digits as its factorization.

11155330233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92989 (or 92983 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

Adding to 11155330233 its reverse (33203355111), we get a palindrome (44358685344).

The spelling of 11155330233 in words is "eleven billion, one hundred fifty-five million, three hundred thirty thousand, two hundred thirty-three".