112112111101189 has 2 divisors, whose sum is σ = 112112111101190. Its totient is φ = 112112111101188.

The previous prime is 112112111101187. The next prime is 112112111101213. The reversal of 112112111101189 is 981101111211211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68231317050625 + 43880794050564 = 8260225^2 + 6624258^2 .

It is a cyclic number.

It is not a de Polignac number, because 112112111101189 - 2¹ = 112112111101187 is a prime.

Together with 112112111101187, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 112112111101189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112112111101181) 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 as a sum of consecutive naturals, namely, 56056055550594 + 56056055550595.

It is an arithmetic number, because the mean of its divisors is an integer number (56056055550595).

Almost surely, 2^{112112111101189} is an apocalyptic number.

It is an amenable number.

112112111101189 is a deficient number, since it is larger than the sum of its proper divisors (1).

112112111101189 is an equidigital number, since it uses as much as digits as its factorization.

112112111101189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 31.

The spelling of 112112111101189 in words is "one hundred twelve trillion, one hundred twelve billion, one hundred eleven million, one hundred one thousand, one hundred eighty-nine".