4334131442321 has 2 divisors, whose sum is σ = 4334131442322. Its totient is φ = 4334131442320.

The previous prime is 4334131442317. The next prime is 4334131442351. The reversal of 4334131442321 is 1232441314334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3121974481921 + 1212156960400 = 1766911^2 + 1100980^2 .

It is a cyclic number.

It is not a de Polignac number, because 4334131442321 - 2² = 4334131442317 is a prime.

It is not a weakly prime, because it can be changed into another prime (4334131442351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2167065721160 + 2167065721161.

It is an arithmetic number, because the mean of its divisors is an integer number (2167065721161).

Almost surely, 2^{4334131442321} is an apocalyptic number.

It is an amenable number.

4334131442321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4334131442321 is an equidigital number, since it uses as much as digits as its factorization.

4334131442321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 35.

Adding to 4334131442321 its reverse (1232441314334), we get a palindrome (5566572756655).

The spelling of 4334131442321 in words is "four trillion, three hundred thirty-four billion, one hundred thirty-one million, four hundred forty-two thousand, three hundred twenty-one".