1112223120043 has 16 divisors (see below), whose sum is σ = 1271920619520. Its totient is φ = 952727959296.

The previous prime is 1112223120037. The next prime is 1112223120097. The reversal of 1112223120043 is 3400213222111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112223120043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112223119996 and 1112223120023.

It is not an unprimeable number, because it can be changed into a prime (1112223120143) 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 15 ways as a sum of consecutive naturals, for example, 132104488 + ... + 132112906.

It is an arithmetic number, because the mean of its divisors is an integer number (79495038720).

Almost surely, 2^{1112223120043} is an apocalyptic number.

1112223120043 is a deficient number, since it is larger than the sum of its proper divisors (159697499477).

1112223120043 is an equidigital number, since it uses as much as digits as its factorization.

1112223120043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18186.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1112223120043 its reverse (3400213222111), we get a palindrome (4512436342154).

The spelling of 1112223120043 in words is "one trillion, one hundred twelve billion, two hundred twenty-three million, one hundred twenty thousand, forty-three".