1112220432 has 30 divisors (see below), whose sum is σ = 3112672862. Its totient is φ = 370740096.

The previous prime is 1112220401. The next prime is 1112220437. The reversal of 1112220432 is 2340222111.

It is a happy number.

1112220432 is a `hidden beast` number, since 1 + 1 + 12 + 220 + 432 = 666.

It can be written as a sum of positive squares in only one way, i.e., 934158096 + 178062336 = 30564^2 + 13344^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1112220437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3861733 + ... + 3862020.

Almost surely, 2^1112220432 is an apocalyptic number.

1112220432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1112220432 is an abundant number, since it is smaller than the sum of its proper divisors (2000452430).

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

1112220432 is a wasteful number, since it uses less digits than its factorization.

1112220432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7723767 (or 7723758 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1112220432 is about 33349.9689954878. The cubic root of 1112220432 is about 1036.0887457953.

Adding to 1112220432 its reverse (2340222111), we get a palindrome (3452442543).

The spelling of 1112220432 in words is "one billion, one hundred twelve million, two hundred twenty thousand, four hundred thirty-two".