1342022321 has 2 divisors, whose sum is σ = 1342022322. Its totient is φ = 1342022320.

The previous prime is 1342022309. The next prime is 1342022323. The reversal of 1342022321 is 1232202431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1156000000 + 186022321 = 34000^2 + 13639^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342022321 - 2¹⁰ = 1342021297 is a prime.

Together with 1342022323, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1342022293 and 1342022302.

It is not a weakly prime, because it can be changed into another prime (1342022323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671011160 + 671011161.

It is an arithmetic number, because the mean of its divisors is an integer number (671011161).

Almost surely, 2^1342022321 is an apocalyptic number.

It is an amenable number.

1342022321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342022321 is an equidigital number, since it uses as much as digits as its factorization.

1342022321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1342022321 is about 36633.6228211189. The cubic root of 1342022321 is about 1103.0281085612.

Adding to 1342022321 its reverse (1232202431), we get a palindrome (2574224752).

The spelling of 1342022321 in words is "one billion, three hundred forty-two million, twenty-two thousand, three hundred twenty-one".