3243343340321 has 32 divisors (see below), whose sum is σ = 3788179799040. Its totient is φ = 2719564502976.

The previous prime is 3243343340249. The next prime is 3243343340327. The reversal of 3243343340321 is 1230433433423.

3243343340321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3243343340321 - 2¹⁴ = 3243343323937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3243343340327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145894835 + ... + 145917063.

It is an arithmetic number, because the mean of its divisors is an integer number (118380618720).

Almost surely, 2^{3243343340321} is an apocalyptic number.

It is an amenable number.

3243343340321 is a deficient number, since it is larger than the sum of its proper divisors (544836458719).

3243343340321 is a wasteful number, since it uses less digits than its factorization.

3243343340321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24773.

The product of its (nonzero) digits is 186624, while the sum is 35.

Adding to 3243343340321 its reverse (1230433433423), we get a palindrome (4473776773744).

The spelling of 3243343340321 in words is "three trillion, two hundred forty-three billion, three hundred forty-three million, three hundred forty thousand, three hundred twenty-one".