111211040112111 has 6 divisors (see below), whose sum is σ = 160638169050840. Its totient is φ = 74140693408068.

The previous prime is 111211040112047. The next prime is 111211040112121.

111211040112111 is a `hidden beast` number, since 1 + 1 + 121 + 10 + 401 + 121 + 11 = 666.

111211040112111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 111211040112111 - 2⁶ = 111211040112047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111211040112121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6178391117331 + ... + 6178391117348.

It is an arithmetic number, because the mean of its divisors is an integer number (26773028175140).

Almost surely, 2^{111211040112111} is an apocalyptic number.

111211040112111 is a deficient number, since it is larger than the sum of its proper divisors (49427128938729).

111211040112111 is a wasteful number, since it uses less digits than its factorization.

111211040112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12356782234685 (or 12356782234682 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 18.

The spelling of 111211040112111 in words is "one hundred eleven trillion, two hundred eleven billion, forty million, one hundred twelve thousand, one hundred eleven".