124102224 has 120 divisors (see below), whose sum is σ = 371598240. Its totient is φ = 38548224.

The previous prime is 124102217. The next prime is 124102247. The reversal of 124102224 is 422201421.

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

It is a junction number, because it is equal to n+sod(n) for n = 124102197 and 124102206.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 182974 + ... + 183650.

It is an arithmetic number, because the mean of its divisors is an integer number (3096652).

Almost surely, 2^124102224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124102224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185799120).

124102224 is an abundant number, since it is smaller than the sum of its proper divisors (247496016).

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

124102224 is a wasteful number, since it uses less digits than its factorization.

124102224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 124102224 is about 11140.1177731656. The cubic root of 124102224 is about 498.8000880595.

Adding to 124102224 its reverse (422201421), we get a palindrome (546303645).

The spelling of 124102224 in words is "one hundred twenty-four million, one hundred two thousand, two hundred twenty-four".