12320001073 has 2 divisors, whose sum is σ = 12320001074. Its totient is φ = 12320001072.

The previous prime is 12320001041. The next prime is 12320001151. The reversal of 12320001073 is 37010002321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6270739344 + 6049261729 = 79188^2 + 77777^2 .

It is a cyclic number.

It is not a de Polignac number, because 12320001073 - 2⁵ = 12320001041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12320001073.

It is not a weakly prime, because it can be changed into another prime (12320001173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160000536 + 6160000537.

It is an arithmetic number, because the mean of its divisors is an integer number (6160000537).

Almost surely, 2^12320001073 is an apocalyptic number.

It is an amenable number.

12320001073 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320001073 is an equidigital number, since it uses as much as digits as its factorization.

12320001073 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 19.

Adding to 12320001073 its reverse (37010002321), we get a palindrome (49330003394).

The spelling of 12320001073 in words is "twelve billion, three hundred twenty million, one thousand, seventy-three".