12143400124 has 24 divisors (see below), whose sum is σ = 21495788048. Its totient is φ = 6001896960.

The previous prime is 12143400097. The next prime is 12143400161. The reversal of 12143400124 is 42100434121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12143400095 and 12143400104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312619 + ... + 349309.

Almost surely, 2^12143400124 is an apocalyptic number.

It is an amenable number.

12143400124 is a deficient number, since it is larger than the sum of its proper divisors (9352387924).

12143400124 is a wasteful number, since it uses less digits than its factorization.

12143400124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37645 (or 37643 counting only the distinct ones).

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

Adding to 12143400124 its reverse (42100434121), we get a palindrome (54243834245).

The spelling of 12143400124 in words is "twelve billion, one hundred forty-three million, four hundred thousand, one hundred twenty-four".