2170219171741 has 2 divisors, whose sum is σ = 2170219171742. Its totient is φ = 2170219171740.

The previous prime is 2170219171721. The next prime is 2170219171793. The reversal of 2170219171741 is 1471719120712.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1706667896025 + 463551275716 = 1306395^2 + 680846^2 .

It is a cyclic number.

It is not a de Polignac number, because 2170219171741 - 2⁷ = 2170219171613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2170219171721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085109585870 + 1085109585871.

It is an arithmetic number, because the mean of its divisors is an integer number (1085109585871).

Almost surely, 2^{2170219171741} is an apocalyptic number.

It is an amenable number.

2170219171741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2170219171741 is an equidigital number, since it uses as much as digits as its factorization.

2170219171741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 43.

The spelling of 2170219171741 in words is "two trillion, one hundred seventy billion, two hundred nineteen million, one hundred seventy-one thousand, seven hundred forty-one".