124215024112 has 80 divisors (see below), whose sum is σ = 256112496640. Its totient is φ = 58196081664.

The previous prime is 124215024107. The next prime is 124215024139. The reversal of 124215024112 is 211420512421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13006123 + ... + 13015669.

It is an arithmetic number, because the mean of its divisors is an integer number (3201406208).

Almost surely, 2^124215024112 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 124215024112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128056248320).

124215024112 is an abundant number, since it is smaller than the sum of its proper divisors (131897472528).

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

124215024112 is a wasteful number, since it uses less digits than its factorization.

124215024112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10038 (or 10032 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 124215024112 its reverse (211420512421), we get a palindrome (335635536533).

The spelling of 124215024112 in words is "one hundred twenty-four billion, two hundred fifteen million, twenty-four thousand, one hundred twelve".