3440122451321 has 2 divisors, whose sum is σ = 3440122451322. Its totient is φ = 3440122451320.

The previous prime is 3440122451209. The next prime is 3440122451327. The reversal of 3440122451321 is 1231542210443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2173516261225 + 1266606190096 = 1474285^2 + 1125436^2 .

It is an emirp because it is prime and its reverse (1231542210443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3440122451321 - 2¹⁸ = 3440122189177 is a prime.

It is not a weakly prime, because it can be changed into another prime (3440122451327) 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, 1720061225660 + 1720061225661.

It is an arithmetic number, because the mean of its divisors is an integer number (1720061225661).

Almost surely, 2^{3440122451321} is an apocalyptic number.

It is an amenable number.

3440122451321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440122451321 is an equidigital number, since it uses as much as digits as its factorization.

3440122451321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 3440122451321 its reverse (1231542210443), we get a palindrome (4671664661764).

The spelling of 3440122451321 in words is "three trillion, four hundred forty billion, one hundred twenty-two million, four hundred fifty-one thousand, three hundred twenty-one".