12002222022173 has 2 divisors, whose sum is σ = 12002222022174. Its totient is φ = 12002222022172.

The previous prime is 12002222022121. The next prime is 12002222022229. The reversal of 12002222022173 is 37122022220021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11912286210724 + 89935811449 = 3451418^2 + 299893^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002222022173 - 2¹⁰ = 12002222021149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12002222022073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001111011086 + 6001111011087.

It is an arithmetic number, because the mean of its divisors is an integer number (6001111011087).

Almost surely, 2^{12002222022173} is an apocalyptic number.

It is an amenable number.

12002222022173 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002222022173 is an equidigital number, since it uses as much as digits as its factorization.

12002222022173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 12002222022173 its reverse (37122022220021), we get a palindrome (49124244242194).

The spelling of 12002222022173 in words is "twelve trillion, two billion, two hundred twenty-two million, twenty-two thousand, one hundred seventy-three".