22193346173 has 2 divisors, whose sum is σ = 22193346174. Its totient is φ = 22193346172.

The previous prime is 22193346163. The next prime is 22193346181. The reversal of 22193346173 is 37164339122.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20961827524 + 1231518649 = 144782^2 + 35093^2 .

It is a cyclic number.

It is not a de Polignac number, because 22193346173 - 2¹⁴ = 22193329789 is a prime.

It is a super-2 number, since 2×22193346173² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22193346173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22193346163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11096673086 + 11096673087.

It is an arithmetic number, because the mean of its divisors is an integer number (11096673087).

Almost surely, 2^22193346173 is an apocalyptic number.

It is an amenable number.

22193346173 is a deficient number, since it is larger than the sum of its proper divisors (1).

22193346173 is an equidigital number, since it uses as much as digits as its factorization.

22193346173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 41.

The spelling of 22193346173 in words is "twenty-two billion, one hundred ninety-three million, three hundred forty-six thousand, one hundred seventy-three".