14124420021 has 8 divisors (see below), whose sum is σ = 18882251680. Its totient is φ = 9391434192.

The previous prime is 14124419999. The next prime is 14124420047. The reversal of 14124420021 is 12002442141.

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

It is not a de Polignac number, because 14124420021 - 2⁵ = 14124419989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14124420021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14124420721) 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, 6210130 + ... + 6212403.

It is an arithmetic number, because the mean of its divisors is an integer number (2360281460).

Almost surely, 2^14124420021 is an apocalyptic number.

It is an amenable number.

14124420021 is a deficient number, since it is larger than the sum of its proper divisors (4757831659).

14124420021 is a wasteful number, since it uses less digits than its factorization.

14124420021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12422915.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 14124420021 its reverse (12002442141), we get a palindrome (26126862162).

The spelling of 14124420021 in words is "fourteen billion, one hundred twenty-four million, four hundred twenty thousand, twenty-one".