112642118843 has 4 divisors (see below), whose sum is σ = 112858323048. Its totient is φ = 112425914640.

The previous prime is 112642118789. The next prime is 112642118857. The reversal of 112642118843 is 348811246211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112642118843 - 2¹⁸ = 112641856699 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112642118843.

It is not an unprimeable number, because it can be changed into a prime (112642118143) 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 3 ways as a sum of consecutive naturals, for example, 108101321 + ... + 108102362.

It is an arithmetic number, because the mean of its divisors is an integer number (28214580762).

Almost surely, 2^112642118843 is an apocalyptic number.

112642118843 is a deficient number, since it is larger than the sum of its proper divisors (216204205).

112642118843 is an equidigital number, since it uses as much as digits as its factorization.

112642118843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216204204.

The product of its digits is 73728, while the sum is 41.

The spelling of 112642118843 in words is "one hundred twelve billion, six hundred forty-two million, one hundred eighteen thousand, eight hundred forty-three".