10303321073 has 2 divisors, whose sum is σ = 10303321074. Its totient is φ = 10303321072.

The previous prime is 10303321003. The next prime is 10303321079. The reversal of 10303321073 is 37012330301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7556303329 + 2747017744 = 86927^2 + 52412^2 .

It is an emirp because it is prime and its reverse (37012330301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10303321073 - 2¹⁸ = 10303058929 is a prime.

It is not a weakly prime, because it can be changed into another prime (10303321079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5151660536 + 5151660537.

It is an arithmetic number, because the mean of its divisors is an integer number (5151660537).

Almost surely, 2^10303321073 is an apocalyptic number.

It is an amenable number.

10303321073 is a deficient number, since it is larger than the sum of its proper divisors (1).

10303321073 is an equidigital number, since it uses as much as digits as its factorization.

10303321073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 23.

Adding to 10303321073 its reverse (37012330301), we get a palindrome (47315651374).

The spelling of 10303321073 in words is "ten billion, three hundred three million, three hundred twenty-one thousand, seventy-three".