11133330203 has 4 divisors (see below), whose sum is σ = 11133544968. Its totient is φ = 11133115440.

The previous prime is 11133330181. The next prime is 11133330223. The reversal of 11133330203 is 30203333111.

11133330203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30203333111 = 7 ⋅4314761873.

It is a cyclic number.

It is not a de Polignac number, because 11133330203 - 2⁶ = 11133330139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11133330223) 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 3 ways as a sum of consecutive naturals, for example, 23783 + ... + 151103.

It is an arithmetic number, because the mean of its divisors is an integer number (2783386242).

Almost surely, 2^11133330203 is an apocalyptic number.

11133330203 is a deficient number, since it is larger than the sum of its proper divisors (214765).

11133330203 is an equidigital number, since it uses as much as digits as its factorization.

11133330203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214764.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 11133330203 its reverse (30203333111), we get a palindrome (41336663314).

The spelling of 11133330203 in words is "eleven billion, one hundred thirty-three million, three hundred thirty thousand, two hundred three".