111323223112 has 32 divisors (see below), whose sum is σ = 209084846400. Its totient is φ = 55567353664.

The previous prime is 111323223101. The next prime is 111323223139. The reversal of 111323223112 is 211322323111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12846093 + ... + 12854755.

It is an arithmetic number, because the mean of its divisors is an integer number (6533901450).

Almost surely, 2^111323223112 is an apocalyptic number.

It is an amenable number.

111323223112 is a deficient number, since it is larger than the sum of its proper divisors (97761623288).

111323223112 is a wasteful number, since it uses less digits than its factorization.

111323223112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11205 (or 11201 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

Adding to 111323223112 its reverse (211322323111), we get a palindrome (322645546223).

Subtracting 111323223112 from its reverse (211322323111), we obtain a palindrome (99999099999).

The spelling of 111323223112 in words is "one hundred eleven billion, three hundred twenty-three million, two hundred twenty-three thousand, one hundred twelve".