3243420440321 has 8 divisors (see below), whose sum is σ = 3357048244800. Its totient is φ = 3129911683920.

The previous prime is 3243420440287. The next prime is 3243420440369. The reversal of 3243420440321 is 1230440243423.

3243420440321 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 3243420440321 - 2⁶ = 3243420440257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3243420443321) 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, 29706575 + ... + 29815556.

It is an arithmetic number, because the mean of its divisors is an integer number (419631030600).

Almost surely, 2^{3243420440321} is an apocalyptic number.

It is an amenable number.

3243420440321 is a deficient number, since it is larger than the sum of its proper divisors (113627804479).

3243420440321 is a wasteful number, since it uses less digits than its factorization.

3243420440321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59524039.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 3243420440321 its reverse (1230440243423), we get a palindrome (4473860683744).

The spelling of 3243420440321 in words is "three trillion, two hundred forty-three billion, four hundred twenty million, four hundred forty thousand, three hundred twenty-one".