11331023203 has 2 divisors, whose sum is σ = 11331023204. Its totient is φ = 11331023202.

The previous prime is 11331023159. The next prime is 11331023237. The reversal of 11331023203 is 30232013311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11331023203 is a prime.

It is not a weakly prime, because it can be changed into another prime (11331023273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665511601 + 5665511602.

It is an arithmetic number, because the mean of its divisors is an integer number (5665511602).

Almost surely, 2^11331023203 is an apocalyptic number.

11331023203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331023203 is an equidigital number, since it uses as much as digits as its factorization.

11331023203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 11331023203 its reverse (30232013311), we get a palindrome (41563036514).

The spelling of 11331023203 in words is "eleven billion, three hundred thirty-one million, twenty-three thousand, two hundred three".