123124204 has 24 divisors (see below), whose sum is σ = 246562848. Its totient is φ = 52700160.

The previous prime is 123124193. The next prime is 123124207. The reversal of 123124204 is 402421321.

It is a super-2 number, since 2×123124204² = 30319139221267232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123124207) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24012 + ... + 28684.

It is an arithmetic number, because the mean of its divisors is an integer number (10273452).

Almost surely, 2^123124204 is an apocalyptic number.

123124204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

123124204 is an abundant number, since it is smaller than the sum of its proper divisors (123438644).

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

123124204 is a wasteful number, since it uses less digits than its factorization.

123124204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5625 (or 5623 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 123124204 is about 11096.1346422977. The cubic root of 123124204 is about 497.4863226966.

Adding to 123124204 its reverse (402421321), we get a palindrome (525545525).

The spelling of 123124204 in words is "one hundred twenty-three million, one hundred twenty-four thousand, two hundred four".