112120543243 has 2 divisors, whose sum is σ = 112120543244. Its totient is φ = 112120543242.

The previous prime is 112120543217. The next prime is 112120543247. The reversal of 112120543243 is 342345021211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112120543243 is a prime.

It is not a weakly prime, because it can be changed into another prime (112120543247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060271621 + 56060271622.

It is an arithmetic number, because the mean of its divisors is an integer number (56060271622).

Almost surely, 2^112120543243 is an apocalyptic number.

112120543243 is a deficient number, since it is larger than the sum of its proper divisors (1).

112120543243 is an equidigital number, since it uses as much as digits as its factorization.

112120543243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 112120543243 its reverse (342345021211), we get a palindrome (454465564454).

The spelling of 112120543243 in words is "one hundred twelve billion, one hundred twenty million, five hundred forty-three thousand, two hundred forty-three".