4331523344221 has 8 divisors (see below), whose sum is σ = 4475363323904. Its totient is φ = 4187940453360.

The previous prime is 4331523344149. The next prime is 4331523344237. The reversal of 4331523344221 is 1224433251334.

4331523344221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 4331523344221 - 2¹¹ = 4331523342173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4331523444221) 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, 64237950 + ... + 64305343.

It is an arithmetic number, because the mean of its divisors is an integer number (559420415488).

Almost surely, 2^{4331523344221} is an apocalyptic number.

It is an amenable number.

4331523344221 is a deficient number, since it is larger than the sum of its proper divisors (143839979683).

4331523344221 is a wasteful number, since it uses less digits than its factorization.

4331523344221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128544411.

The product of its digits is 207360, while the sum is 37.

Adding to 4331523344221 its reverse (1224433251334), we get a palindrome (5555956595555).

The spelling of 4331523344221 in words is "four trillion, three hundred thirty-one billion, five hundred twenty-three million, three hundred forty-four thousand, two hundred twenty-one".