120020012071 has 2 divisors, whose sum is σ = 120020012072. Its totient is φ = 120020012070.

The previous prime is 120020011999. The next prime is 120020012081. The reversal of 120020012071 is 170210020021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120020012071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120020012081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010006035 + 60010006036.

It is an arithmetic number, because the mean of its divisors is an integer number (60010006036).

Almost surely, 2^120020012071 is an apocalyptic number.

120020012071 is a deficient number, since it is larger than the sum of its proper divisors (1).

120020012071 is an equidigital number, since it uses as much as digits as its factorization.

120020012071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 120020012071 its reverse (170210020021), we get a palindrome (290230032092).

The spelling of 120020012071 in words is "one hundred twenty billion, twenty million, twelve thousand, seventy-one".