4332140321221 has 2 divisors, whose sum is σ = 4332140321222. Its totient is φ = 4332140321220.

The previous prime is 4332140321141. The next prime is 4332140321237. The reversal of 4332140321221 is 1221230412334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3781620840321 + 550519480900 = 1944639^2 + 741970^2 .

It is a cyclic number.

It is not a de Polignac number, because 4332140321221 - 2⁹ = 4332140320709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4332140321221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4332140321291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2166070160610 + 2166070160611.

It is an arithmetic number, because the mean of its divisors is an integer number (2166070160611).

Almost surely, 2^{4332140321221} is an apocalyptic number.

It is an amenable number.

4332140321221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4332140321221 is an equidigital number, since it uses as much as digits as its factorization.

4332140321221 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 4332140321221 its reverse (1221230412334), we get a palindrome (5553370733555).

The spelling of 4332140321221 in words is "four trillion, three hundred thirty-two billion, one hundred forty million, three hundred twenty-one thousand, two hundred twenty-one".