320210421079 has 2 divisors, whose sum is σ = 320210421080. Its totient is φ = 320210421078.

The previous prime is 320210421061. The next prime is 320210421151. The reversal of 320210421079 is 970124012023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320210421079 - 2¹³ = 320210412887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320210421079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320210421059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160105210539 + 160105210540.

It is an arithmetic number, because the mean of its divisors is an integer number (160105210540).

Almost surely, 2^320210421079 is an apocalyptic number.

320210421079 is a deficient number, since it is larger than the sum of its proper divisors (1).

320210421079 is an equidigital number, since it uses as much as digits as its factorization.

320210421079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 320210421079 in words is "three hundred twenty billion, two hundred ten million, four hundred twenty-one thousand, seventy-nine".