320330143093 has 2 divisors, whose sum is σ = 320330143094. Its totient is φ = 320330143092.

The previous prime is 320330143069. The next prime is 320330143141. The reversal of 320330143093 is 390341033023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240666774084 + 79663369009 = 490578^2 + 282247^2 .

It is a cyclic number.

It is not a de Polignac number, because 320330143093 - 2⁵ = 320330143061 is a prime.

It is a super-2 number, since 2×320330143093² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320330143043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160165071546 + 160165071547.

It is an arithmetic number, because the mean of its divisors is an integer number (160165071547).

Almost surely, 2^320330143093 is an apocalyptic number.

It is an amenable number.

320330143093 is a deficient number, since it is larger than the sum of its proper divisors (1).

320330143093 is an equidigital number, since it uses as much as digits as its factorization.

320330143093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 31.

The spelling of 320330143093 in words is "three hundred twenty billion, three hundred thirty million, one hundred forty-three thousand, ninety-three".