10120312073 has 2 divisors, whose sum is σ = 10120312074. Its totient is φ = 10120312072.

The previous prime is 10120312061. The next prime is 10120312117. The reversal of 10120312073 is 37021302101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9546853264 + 573458809 = 97708^2 + 23947^2 .

It is a cyclic number.

It is not a de Polignac number, because 10120312073 - 2³⁰ = 9046570249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10120312043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060156036 + 5060156037.

It is an arithmetic number, because the mean of its divisors is an integer number (5060156037).

Almost surely, 2^10120312073 is an apocalyptic number.

It is an amenable number.

10120312073 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120312073 is an equidigital number, since it uses as much as digits as its factorization.

10120312073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

Adding to 10120312073 its reverse (37021302101), we get a palindrome (47141614174).

The spelling of 10120312073 in words is "ten billion, one hundred twenty million, three hundred twelve thousand, seventy-three".