124320412012 has 24 divisors (see below), whose sum is σ = 218795088512. Its totient is φ = 61808313600.

The previous prime is 124320412009. The next prime is 124320412057. The reversal of 124320412012 is 210214023421.

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, 539653 + ... + 734755.

Almost surely, 2^124320412012 is an apocalyptic number.

It is an amenable number.

124320412012 is a deficient number, since it is larger than the sum of its proper divisors (94474676500).

124320412012 is a wasteful number, since it uses less digits than its factorization.

124320412012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196009 (or 196007 counting only the distinct ones).

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

Adding to 124320412012 its reverse (210214023421), we get a palindrome (334534435433).

The spelling of 124320412012 in words is "one hundred twenty-four billion, three hundred twenty million, four hundred twelve thousand, twelve".