124024420421 has 8 divisors (see below), whose sum is σ = 138445865184. Its totient is φ = 110127391920.

The previous prime is 124024420393. The next prime is 124024420423.

It is a happy number.

124024420421 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124024420421 - 2³⁰ = 122950678597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124024420423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131103566 + ... + 131104511.

It is an arithmetic number, because the mean of its divisors is an integer number (17305733148).

Almost surely, 2^124024420421 is an apocalyptic number.

124024420421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

124024420421 is a deficient number, since it is larger than the sum of its proper divisors (14421444763).

124024420421 is a wasteful number, since it uses less digits than its factorization.

124024420421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262208131.

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 124024 and 420421, that added together give a palindrome (544445).

The spelling of 124024420421 in words is "one hundred twenty-four billion, twenty-four million, four hundred twenty thousand, four hundred twenty-one".