120242354171 has 2 divisors, whose sum is σ = 120242354172. Its totient is φ = 120242354170.

The previous prime is 120242354083. The next prime is 120242354231. The reversal of 120242354171 is 171453242021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120242354171 is a prime.

It is not a weakly prime, because it can be changed into another prime (120242344171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60121177085 + 60121177086.

It is an arithmetic number, because the mean of its divisors is an integer number (60121177086).

Almost surely, 2^120242354171 is an apocalyptic number.

120242354171 is a deficient number, since it is larger than the sum of its proper divisors (1).

120242354171 is an equidigital number, since it uses as much as digits as its factorization.

120242354171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 32.

Adding to 120242354171 its reverse (171453242021), we get a palindrome (291695596192).

The spelling of 120242354171 in words is "one hundred twenty billion, two hundred forty-two million, three hundred fifty-four thousand, one hundred seventy-one".