10312321073 has 2 divisors, whose sum is σ = 10312321074. Its totient is φ = 10312321072.

The previous prime is 10312321049. The next prime is 10312321087. The reversal of 10312321073 is 37012321301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7559954704 + 2752366369 = 86948^2 + 52463^2 .

It is a cyclic number.

It is not a de Polignac number, because 10312321073 - 2¹⁰ = 10312320049 is a prime.

It is not a weakly prime, because it can be changed into another prime (10312321043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5156160536 + 5156160537.

It is an arithmetic number, because the mean of its divisors is an integer number (5156160537).

Almost surely, 2^10312321073 is an apocalyptic number.

It is an amenable number.

10312321073 is a deficient number, since it is larger than the sum of its proper divisors (1).

10312321073 is an equidigital number, since it uses as much as digits as its factorization.

10312321073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

Adding to 10312321073 its reverse (37012321301), we get a palindrome (47324642374).

The spelling of 10312321073 in words is "ten billion, three hundred twelve million, three hundred twenty-one thousand, seventy-three".