320002311361 has 2 divisors, whose sum is σ = 320002311362. Its totient is φ = 320002311360.

The previous prime is 320002311337. The next prime is 320002311373. The reversal of 320002311361 is 163113200023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 309736771600 + 10265539761 = 556540^2 + 101319^2 .

It is a cyclic number.

It is not a de Polignac number, because 320002311361 - 2¹⁹ = 320001787073 is a prime.

It is not a weakly prime, because it can be changed into another prime (320002311301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160001155680 + 160001155681.

It is an arithmetic number, because the mean of its divisors is an integer number (160001155681).

Almost surely, 2^320002311361 is an apocalyptic number.

It is an amenable number.

320002311361 is a deficient number, since it is larger than the sum of its proper divisors (1).

320002311361 is an equidigital number, since it uses as much as digits as its factorization.

320002311361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 320002311361 its reverse (163113200023), we get a palindrome (483115511384).

The spelling of 320002311361 in words is "three hundred twenty billion, two million, three hundred eleven thousand, three hundred sixty-one".