3421022420173 has 2 divisors, whose sum is σ = 3421022420174. Its totient is φ = 3421022420172.

The previous prime is 3421022420113. The next prime is 3421022420213. The reversal of 3421022420173 is 3710242201243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2091387422569 + 1329634997604 = 1446163^2 + 1153098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3421022420173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3421022420113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710511210086 + 1710511210087.

It is an arithmetic number, because the mean of its divisors is an integer number (1710511210087).

Almost surely, 2^{3421022420173} is an apocalyptic number.

It is an amenable number.

3421022420173 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421022420173 is an equidigital number, since it uses as much as digits as its factorization.

3421022420173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 3421022420173 in words is "three trillion, four hundred twenty-one billion, twenty-two million, four hundred twenty thousand, one hundred seventy-three".