124020313412 has 24 divisors (see below), whose sum is σ = 220904949720. Its totient is φ = 60907484160.

The previous prime is 124020313387. The next prime is 124020313421. The reversal of 124020313412 is 214313020421.

It can be written as a sum of positive squares in 4 ways, for example, as 8660908096 + 115359405316 = 93064^2 + 339646^2 .

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, 185453 + ... + 531444.

It is an arithmetic number, because the mean of its divisors is an integer number (9204372905).

Almost surely, 2^124020313412 is an apocalyptic number.

It is an amenable number.

124020313412 is a deficient number, since it is larger than the sum of its proper divisors (96884636308).

124020313412 is a wasteful number, since it uses less digits than its factorization.

124020313412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717671 (or 717669 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 124020313412 its reverse (214313020421), we get a palindrome (338333333833).

The spelling of 124020313412 in words is "one hundred twenty-four billion, twenty million, three hundred thirteen thousand, four hundred twelve".