111301112111 has 16 divisors (see below), whose sum is σ = 137161839360. Its totient is φ = 88175459520.

The previous prime is 111301112047. The next prime is 111301112183. The reversal of 111301112111 is 111211103111.

It is a cyclic number.

It is not a de Polignac number, because 111301112111 - 2⁶ = 111301112047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111301112711) 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 in 15 ways as a sum of consecutive naturals, for example, 10200041 + ... + 10210946.

It is an arithmetic number, because the mean of its divisors is an integer number (8572614960).

Almost surely, 2^111301112111 is an apocalyptic number.

111301112111 is a deficient number, since it is larger than the sum of its proper divisors (25860727249).

111301112111 is a wasteful number, since it uses less digits than its factorization.

111301112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20411054.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 111301112111 its reverse (111211103111), we get a palindrome (222512215222).

The spelling of 111301112111 in words is "one hundred eleven billion, three hundred one million, one hundred twelve thousand, one hundred eleven".