1224432112 has 20 divisors (see below), whose sum is σ = 2374473520. Its totient is φ = 611664768.

The previous prime is 1224432101. The next prime is 1224432161. The reversal of 1224432112 is 2112344221.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 15828 + ... + 51955.

It is an arithmetic number, because the mean of its divisors is an integer number (118723676).

Almost surely, 2^1224432112 is an apocalyptic number.

It is an amenable number.

1224432112 is a deficient number, since it is larger than the sum of its proper divisors (1150041408).

1224432112 is a wasteful number, since it uses less digits than its factorization.

1224432112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68920 (or 68914 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 1224432112 is about 34991.8863738439. The cubic root of 1224432112 is about 1069.8221126820.

Adding to 1224432112 its reverse (2112344221), we get a palindrome (3336776333).

The spelling of 1224432112 in words is "one billion, two hundred twenty-four million, four hundred thirty-two thousand, one hundred twelve".