4224342124221 has 8 divisors (see below), whose sum is σ = 5632503439584. Its totient is φ = 2816204445840.

The previous prime is 4224342124117. The next prime is 4224342124267. The reversal of 4224342124221 is 1224212434224.

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

It is not a de Polignac number, because 4224342124221 - 2⁹ = 4224342123709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224342124271) 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, 5487946 + ... + 6210171.

It is an arithmetic number, because the mean of its divisors is an integer number (704062929948).

Almost surely, 2^{4224342124221} is an apocalyptic number.

It is an amenable number.

4224342124221 is a deficient number, since it is larger than the sum of its proper divisors (1408161315363).

4224342124221 is a wasteful number, since it uses less digits than its factorization.

4224342124221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11818491.

The product of its digits is 49152, while the sum is 33.

Adding to 4224342124221 its reverse (1224212434224), we get a palindrome (5448554558445).

The spelling of 4224342124221 in words is "four trillion, two hundred twenty-four billion, three hundred forty-two million, one hundred twenty-four thousand, two hundred twenty-one".