11113232111 has 2 divisors, whose sum is σ = 11113232112. Its totient is φ = 11113232110.

The previous prime is 11113232063. The next prime is 11113232159. The reversal of 11113232111 is 11123231111.

It is a balanced prime because it is at equal distance from previous prime (11113232063) and next prime (11113232159).

It is a cyclic number.

It is not a de Polignac number, because 11113232111 - 2⁶ = 11113232047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11113232111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11113282111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556616055 + 5556616056.

It is an arithmetic number, because the mean of its divisors is an integer number (5556616056).

Almost surely, 2^11113232111 is an apocalyptic number.

11113232111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113232111 is an equidigital number, since it uses as much as digits as its factorization.

11113232111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36, while the sum is 17.

Adding to 11113232111 its reverse (11123231111), we get a palindrome (22236463222).

The spelling of 11113232111 in words is "eleven billion, one hundred thirteen million, two hundred thirty-two thousand, one hundred eleven".