111332231111 has 16 divisors (see below), whose sum is σ = 114595332096. Its totient is φ = 108096120000.

The previous prime is 111332231089. The next prime is 111332231173. The reversal of 111332231111 is 111132233111.

It is a cyclic number.

It is not a de Polignac number, because 111332231111 - 2⁶ = 111332231047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111332231911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11005946 + ... + 11016056.

It is an arithmetic number, because the mean of its divisors is an integer number (7162208256).

Almost surely, 2^111332231111 is an apocalyptic number.

111332231111 is a deficient number, since it is larger than the sum of its proper divisors (3263100985).

111332231111 is a wasteful number, since it uses less digits than its factorization.

111332231111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11414.

The product of its digits is 108, while the sum is 20.

Adding to 111332231111 its reverse (111132233111), we get a palindrome (222464464222).

The spelling of 111332231111 in words is "one hundred eleven billion, three hundred thirty-two million, two hundred thirty-one thousand, one hundred eleven".