1121112224243 has 12 divisors (see below), whose sum is σ = 1242000049920. Its totient is φ = 1011167776080.

The previous prime is 1121112224237. The next prime is 1121112224311. The reversal of 1121112224243 is 3424222111211.

It is not a de Polignac number, because 1121112224243 - 2¹⁸ = 1121111962099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121112224543) 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 11 ways as a sum of consecutive naturals, for example, 36462548 + ... + 36493281.

It is an arithmetic number, because the mean of its divisors is an integer number (103500004160).

Almost surely, 2^{1121112224243} is an apocalyptic number.

1121112224243 is a deficient number, since it is larger than the sum of its proper divisors (120887825677).

1121112224243 is a wasteful number, since it uses less digits than its factorization.

1121112224243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72955978 (or 72955967 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

Adding to 1121112224243 its reverse (3424222111211), we get a palindrome (4545334335454).

The spelling of 1121112224243 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, two hundred twenty-four thousand, two hundred forty-three".