1112232321223 has 4 divisors (see below), whose sum is σ = 1112276233728. Its totient is φ = 1112188408720.

The previous prime is 1112232321191. The next prime is 1112232321229. The reversal of 1112232321223 is 3221232322111.

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 1112232321223 - 2⁵ = 1112232321191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112232321229) 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 in 3 ways as a sum of consecutive naturals, for example, 21918238 + ... + 21968923.

It is an arithmetic number, because the mean of its divisors is an integer number (278069058432).

Almost surely, 2^{1112232321223} is an apocalyptic number.

1112232321223 is a deficient number, since it is larger than the sum of its proper divisors (43912505).

1112232321223 is an equidigital number, since it uses as much as digits as its factorization.

1112232321223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43912504.

The product of its digits is 1728, while the sum is 25.

Adding to 1112232321223 its reverse (3221232322111), we get a palindrome (4333464643334).

The spelling of 1112232321223 in words is "one trillion, one hundred twelve billion, two hundred thirty-two million, three hundred twenty-one thousand, two hundred twenty-three".