11123202113 has 2 divisors, whose sum is σ = 11123202114. Its totient is φ = 11123202112.

The previous prime is 11123202067. The next prime is 11123202137. The reversal of 11123202113 is 31120232111.

11123202113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8554030144 + 2569171969 = 92488^2 + 50687^2 .

It is a cyclic number.

It is not a de Polignac number, because 11123202113 - 2¹⁴ = 11123185729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11123202091 and 11123202100.

It is not a weakly prime, because it can be changed into another prime (11123202173) 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, 5561601056 + 5561601057.

It is an arithmetic number, because the mean of its divisors is an integer number (5561601057).

Almost surely, 2^11123202113 is an apocalyptic number.

It is an amenable number.

11123202113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123202113 is an equidigital number, since it uses as much as digits as its factorization.

11123202113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11123202113 its reverse (31120232111), we get a palindrome (42243434224).

The spelling of 11123202113 in words is "eleven billion, one hundred twenty-three million, two hundred two thousand, one hundred thirteen".