124442030421 has 12 divisors (see below), whose sum is σ = 179752672320. Its totient is φ = 82959935400.

The previous prime is 124442030407. The next prime is 124442030443. The reversal of 124442030421 is 124030244421.

124442030421 is a `hidden beast` number, since 12 + 444 + 203 + 0 + 4 + 2 + 1 = 666.

It is not a de Polignac number, because 124442030421 - 2²¹ = 124439933269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124442030521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 891846 + ... + 1021896.

It is an arithmetic number, because the mean of its divisors is an integer number (14979389360).

Almost surely, 2^124442030421 is an apocalyptic number.

It is an amenable number.

124442030421 is a deficient number, since it is larger than the sum of its proper divisors (55310641899).

124442030421 is a wasteful number, since it uses less digits than its factorization.

124442030421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236376 (or 236373 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 124442030421 its reverse (124030244421), we get a palindrome (248472274842).

The spelling of 124442030421 in words is "one hundred twenty-four billion, four hundred forty-two million, thirty thousand, four hundred twenty-one".