123224124 has 24 divisors (see below), whose sum is σ = 290989440. Its totient is φ = 40579504.

The previous prime is 123224117. The next prime is 123224159. The reversal of 123224124 is 421422321.

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 123224124.

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 7 ways as a sum of consecutive naturals, for example, 60864 + ... + 62855.

It is an arithmetic number, because the mean of its divisors is an integer number (12124560).

Almost surely, 2^123224124 is an apocalyptic number.

It is an amenable number.

123224124 is an abundant number, since it is smaller than the sum of its proper divisors (167765316).

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

123224124 is a wasteful number, since it uses less digits than its factorization.

123224124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123809 (or 123807 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 123224124 is about 11100.6361979843. The cubic root of 123224124 is about 497.6208627002.

Adding to 123224124 its reverse (421422321), we get a palindrome (544646445).

The spelling of 123224124 in words is "one hundred twenty-three million, two hundred twenty-four thousand, one hundred twenty-four".