320031044421433 has 2 divisors, whose sum is σ = 320031044421434. Its totient is φ = 320031044421432.

The previous prime is 320031044421359. The next prime is 320031044421461. The reversal of 320031044421433 is 334124440130023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315591245652544 + 4439798768889 = 17764888^2 + 2107083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320031044421433 is a prime.

It is not a weakly prime, because it can be changed into another prime (320031044421233) 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, 160015522210716 + 160015522210717.

It is an arithmetic number, because the mean of its divisors is an integer number (160015522210717).

Almost surely, 2^{320031044421433} is an apocalyptic number.

It is an amenable number.

320031044421433 is a deficient number, since it is larger than the sum of its proper divisors (1).

320031044421433 is an equidigital number, since it uses as much as digits as its factorization.

320031044421433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 320031044421433 its reverse (334124440130023), we get a palindrome (654155484551456).

The spelling of 320031044421433 in words is "three hundred twenty trillion, thirty-one billion, forty-four million, four hundred twenty-one thousand, four hundred thirty-three".