3421424274217 has 2 divisors, whose sum is σ = 3421424274218. Its totient is φ = 3421424274216.

The previous prime is 3421424274193. The next prime is 3421424274253. The reversal of 3421424274217 is 7124724241243.

3421424274217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2975749201296 + 445675072921 = 1725036^2 + 667589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3421424274217 is a prime.

It is a super-2 number, since 2×3421424274217² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3421424274277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710712137108 + 1710712137109.

It is an arithmetic number, because the mean of its divisors is an integer number (1710712137109).

Almost surely, 2^{3421424274217} is an apocalyptic number.

It is an amenable number.

3421424274217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421424274217 is an equidigital number, since it uses as much as digits as its factorization.

3421424274217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 602112, while the sum is 43.

The spelling of 3421424274217 in words is "three trillion, four hundred twenty-one billion, four hundred twenty-four million, two hundred seventy-four thousand, two hundred seventeen".