120010010173 has 2 divisors, whose sum is σ = 120010010174.
Its totient is φ = 120010010172.
The previous prime is 120010010063. The next prime is 120010010201. The reversal of 120010010173 is 371010010021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 84440804569 + 35569205604 = 290587^2 + 188598^2
It is a cyclic number.
It is not a de Polignac number, because 120010010173 - 221 = 120007913021 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120010016173) 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, 60005005086 + 60005005087.
It is an arithmetic number, because the mean of its divisors is an integer number (60005005087).
Almost surely, 2120010010173 is an apocalyptic number.
It is an amenable number.
120010010173 is a deficient number, since it is larger than the sum of its proper divisors (1).
120010010173 is an equidigital number, since it uses as much as digits as its factorization.
120010010173 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 42, while the sum is 16.
Adding to 120010010173 its reverse (371010010021), we get a palindrome (491020020194).
The spelling of 120010010173 in words is "one hundred twenty billion, ten million, ten thousand, one hundred seventy-three".