124040155112 has 32 divisors (see below), whose sum is σ = 243298485000. Its totient is φ = 59208619008.

The previous prime is 124040155097. The next prime is 124040155157. The reversal of 124040155112 is 211551040421.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 91800516196 + 32239638916 = 302986^2 + 179554^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2983037 + ... + 3024332.

Almost surely, 2^124040155112 is an apocalyptic number.

It is an amenable number.

124040155112 is a deficient number, since it is larger than the sum of its proper divisors (119258329888).

124040155112 is a wasteful number, since it uses less digits than its factorization.

124040155112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6007493 (or 6007489 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 124040155112 its reverse (211551040421), we get a palindrome (335591195533).

The spelling of 124040155112 in words is "one hundred twenty-four billion, forty million, one hundred fifty-five thousand, one hundred twelve".