1112231232 has 168 divisors, whose sum is σ = 3662736896. Its totient is φ = 316099584.

The previous prime is 1112231203. The next prime is 1112231251. The reversal of 1112231232 is 2321322111.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product 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 (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 898518 + ... + 899754.

Almost surely, 2^1112231232 is an apocalyptic number.

1112231232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112231232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1831368448).

1112231232 is an abundant number, since it is smaller than the sum of its proper divisors (2550505664).

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

1112231232 is a wasteful number, since it uses less digits than its factorization.

1112231232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485 (or 1472 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1112231232 is about 33350.1309142858. The cubic root of 1112231232 is about 1036.0920993638.

Adding to 1112231232 its reverse (2321322111), we get a palindrome (3433553343).

The spelling of 1112231232 in words is "one billion, one hundred twelve million, two hundred thirty-one thousand, two hundred thirty-two".