3231420241321 has 2 divisors, whose sum is σ = 3231420241322. Its totient is φ = 3231420241320.

The previous prime is 3231420241303. The next prime is 3231420241351. The reversal of 3231420241321 is 1231420241323.

3231420241321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3229888301721 + 1531939600 = 1797189^2 + 39140^2 .

It is a cyclic number.

It is not a de Polignac number, because 3231420241321 - 2¹¹ = 3231420239273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3231420241321.

It is not a weakly prime, because it can be changed into another prime (3231420241351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615710120660 + 1615710120661.

It is an arithmetic number, because the mean of its divisors is an integer number (1615710120661).

Almost surely, 2^{3231420241321} is an apocalyptic number.

It is an amenable number.

3231420241321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231420241321 is an equidigital number, since it uses as much as digits as its factorization.

3231420241321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 3231420241321 its reverse (1231420241323), we get a palindrome (4462840482644).

The spelling of 3231420241321 in words is "three trillion, two hundred thirty-one billion, four hundred twenty million, two hundred forty-one thousand, three hundred twenty-one".