421013314171 has 2 divisors, whose sum is σ = 421013314172. Its totient is φ = 421013314170.

The previous prime is 421013314157. The next prime is 421013314193. The reversal of 421013314171 is 171413310124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421013314171 - 2¹⁷ = 421013183099 is a prime.

It is not a weakly prime, because it can be changed into another prime (421013314571) 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, 210506657085 + 210506657086.

It is an arithmetic number, because the mean of its divisors is an integer number (210506657086).

Almost surely, 2^421013314171 is an apocalyptic number.

421013314171 is a deficient number, since it is larger than the sum of its proper divisors (1).

421013314171 is an equidigital number, since it uses as much as digits as its factorization.

421013314171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 421013314171 its reverse (171413310124), we get a palindrome (592426624295).

The spelling of 421013314171 in words is "four hundred twenty-one billion, thirteen million, three hundred fourteen thousand, one hundred seventy-one".