11203232113 has 2 divisors, whose sum is σ = 11203232114. Its totient is φ = 11203232112.

The previous prime is 11203232077. The next prime is 11203232231. The reversal of 11203232113 is 31123230211.

11203232113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9229829184 + 1973402929 = 96072^2 + 44423^2 .

It is an emirp because it is prime and its reverse (31123230211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11203232113 - 2¹³ = 11203223921 is a prime.

It is not a weakly prime, because it can be changed into another prime (11203212113) 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 as a sum of consecutive naturals, namely, 5601616056 + 5601616057.

It is an arithmetic number, because the mean of its divisors is an integer number (5601616057).

Almost surely, 2^11203232113 is an apocalyptic number.

It is an amenable number.

11203232113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11203232113 is an equidigital number, since it uses as much as digits as its factorization.

11203232113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11203232113 its reverse (31123230211), we get a palindrome (42326462324).

The spelling of 11203232113 in words is "eleven billion, two hundred three million, two hundred thirty-two thousand, one hundred thirteen".