320213434097 has 2 divisors, whose sum is σ = 320213434098. Its totient is φ = 320213434096.

The previous prime is 320213434087. The next prime is 320213434147. The reversal of 320213434097 is 790434312023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320193012736 + 20421361 = 565856^2 + 4519^2 .

It is a cyclic number.

It is not a de Polignac number, because 320213434097 - 2⁶ = 320213434033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320213434097.

It is not a weakly prime, because it can be changed into another prime (320213434087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160106717048 + 160106717049.

It is an arithmetic number, because the mean of its divisors is an integer number (160106717049).

Almost surely, 2^320213434097 is an apocalyptic number.

It is an amenable number.

320213434097 is a deficient number, since it is larger than the sum of its proper divisors (1).

320213434097 is an equidigital number, since it uses as much as digits as its factorization.

320213434097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 320213434097 in words is "three hundred twenty billion, two hundred thirteen million, four hundred thirty-four thousand, ninety-seven".