1112221432 has 32 divisors (see below), whose sum is σ = 2441466720. Its totient is φ = 465039360.

The previous prime is 1112221421. The next prime is 1112221433. The reversal of 1112221432 is 2341222111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112221433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239913 + ... + 244504.

It is an arithmetic number, because the mean of its divisors is an integer number (76295835).

Almost surely, 2^1112221432 is an apocalyptic number.

It is an amenable number.

1112221432 is an abundant number, since it is smaller than the sum of its proper divisors (1329245288).

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

1112221432 is a wasteful number, since it uses less digits than its factorization.

1112221432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484471 (or 484467 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 1112221432 is about 33349.9839880022. The cubic root of 1112221432 is about 1036.0890563118.

Adding to 1112221432 its reverse (2341222111), we get a palindrome (3453443543).

The spelling of 1112221432 in words is "one billion, one hundred twelve million, two hundred twenty-one thousand, four hundred thirty-two".