124242112 has 28 divisors (see below), whose sum is σ = 246924576. Its totient is φ = 62024960.

The previous prime is 124242109. The next prime is 124242133. The reversal of 124242112 is 211242421.

It is a super-2 number, since 2×124242112² = 30872204788441088, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 124242112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59193 + ... + 61255.

Almost surely, 2^124242112 is an apocalyptic number.

It is an amenable number.

124242112 is a deficient number, since it is larger than the sum of its proper divisors (122682464).

124242112 is an equidigital number, since it uses as much as digits as its factorization.

124242112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016 (or 3006 counting only the distinct ones).

The product of its digits is 256, while the sum is 19.

The square root of 124242112 is about 11146.3945740316. The cubic root of 124242112 is about 498.9874334689.

Adding to 124242112 its reverse (211242421), we get a palindrome (335484533).

The spelling of 124242112 in words is "one hundred twenty-four million, two hundred forty-two thousand, one hundred twelve".