120660173063191 has 2 divisors, whose sum is σ = 120660173063192. Its totient is φ = 120660173063190.

The previous prime is 120660173063083. The next prime is 120660173063251. The reversal of 120660173063191 is 191360371066021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120660173063191 - 2¹⁷ = 120660172932119 is a prime.

It is a super-3 number, since 3×120660173063191³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120660173163191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60330086531595 + 60330086531596.

It is an arithmetic number, because the mean of its divisors is an integer number (60330086531596).

Almost surely, 2^{120660173063191} is an apocalyptic number.

120660173063191 is a deficient number, since it is larger than the sum of its proper divisors (1).

120660173063191 is an equidigital number, since it uses as much as digits as its factorization.

120660173063191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 120660173063191 in words is "one hundred twenty trillion, six hundred sixty billion, one hundred seventy-three million, sixty-three thousand, one hundred ninety-one".