419382308221 has 2 divisors, whose sum is σ = 419382308222. Its totient is φ = 419382308220.

The previous prime is 419382308209. The next prime is 419382308239. The reversal of 419382308221 is 122803283914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280752679321 + 138629628900 = 529861^2 + 372330^2 .

It is a cyclic number.

It is not a de Polignac number, because 419382308221 - 2¹⁵ = 419382275453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419382308251) 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, 209691154110 + 209691154111.

It is an arithmetic number, because the mean of its divisors is an integer number (209691154111).

Almost surely, 2^419382308221 is an apocalyptic number.

It is an amenable number.

419382308221 is a deficient number, since it is larger than the sum of its proper divisors (1).

419382308221 is an equidigital number, since it uses as much as digits as its factorization.

419382308221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 43.

The spelling of 419382308221 in words is "four hundred nineteen billion, three hundred eighty-two million, three hundred eight thousand, two hundred twenty-one".