320231541646363 has 2 divisors, whose sum is σ = 320231541646364. Its totient is φ = 320231541646362.

The previous prime is 320231541646339. The next prime is 320231541646391. The reversal of 320231541646363 is 363646145132023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320231541646363 - 2³³ = 320222951711771 is a prime.

It is a super-2 number, since 2×320231541646363² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320231541646333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160115770823181 + 160115770823182.

It is an arithmetic number, because the mean of its divisors is an integer number (160115770823182).

Almost surely, 2^{320231541646363} is an apocalyptic number.

320231541646363 is a deficient number, since it is larger than the sum of its proper divisors (1).

320231541646363 is an equidigital number, since it uses as much as digits as its factorization.

320231541646363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 49.

Adding to 320231541646363 its reverse (363646145132023), we get a palindrome (683877686778386).

The spelling of 320231541646363 in words is "three hundred twenty trillion, two hundred thirty-one billion, five hundred forty-one million, six hundred forty-six thousand, three hundred sixty-three".