320020403421419 has 2 divisors, whose sum is σ = 320020403421420. Its totient is φ = 320020403421418.

The previous prime is 320020403421377. The next prime is 320020403421577. The reversal of 320020403421419 is 914124304020023.

It is a weak prime.

It is an emirp because it is prime and its reverse (914124304020023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320020403421419 - 2⁴⁰ = 318920891793643 is a prime.

It is a super-2 number, since 2×320020403421419² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320020403421619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160010201710709 + 160010201710710.

It is an arithmetic number, because the mean of its divisors is an integer number (160010201710710).

Almost surely, 2^{320020403421419} is an apocalyptic number.

320020403421419 is a deficient number, since it is larger than the sum of its proper divisors (1).

320020403421419 is an equidigital number, since it uses as much as digits as its factorization.

320020403421419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 320020403421419 in words is "three hundred twenty trillion, twenty billion, four hundred three million, four hundred twenty-one thousand, four hundred nineteen".