1111232321112 has 64 divisors (see below), whose sum is σ = 2977214734080. Its totient is φ = 344730114432.

The previous prime is 1111232321083. The next prime is 1111232321161. The reversal of 1111232321112 is 2111232321111.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 27183658 + ... + 27224505.

It is an arithmetic number, because the mean of its divisors is an integer number (46518980220).

Almost surely, 2^{1111232321112} is an apocalyptic number.

1111232321112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1111232321112 is an abundant number, since it is smaller than the sum of its proper divisors (1865982412968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111232321112 is a wasteful number, since it uses less digits than its factorization.

1111232321112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54408232 (or 54408228 counting only the distinct ones).

The product of its digits is 144, while the sum is 21.

Adding to 1111232321112 its reverse (2111232321111), we get a palindrome (3222464642223).

Subtracting 1111232321112 from its reverse (2111232321111), we obtain a palindrome (999999999999).

The spelling of 1111232321112 in words is "one trillion, one hundred eleven billion, two hundred thirty-two million, three hundred twenty-one thousand, one hundred twelve".