10403323321 has 2 divisors, whose sum is σ = 10403323322. Its totient is φ = 10403323320.

The previous prime is 10403323303. The next prime is 10403323369. The reversal of 10403323321 is 12332330401.

10403323321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9615959721 + 787363600 = 98061^2 + 28060^2 .

It is an emirp because it is prime and its reverse (12332330401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10403323321 - 2¹⁷ = 10403192249 is a prime.

It is a super-2 number, since 2×10403323321² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10403323292 and 10403323301.

It is not a weakly prime, because it can be changed into another prime (10403323391) 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, 5201661660 + 5201661661.

It is an arithmetic number, because the mean of its divisors is an integer number (5201661661).

Almost surely, 2^10403323321 is an apocalyptic number.

It is an amenable number.

10403323321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10403323321 is an equidigital number, since it uses as much as digits as its factorization.

10403323321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 10403323321 its reverse (12332330401), we get a palindrome (22735653722).

The spelling of 10403323321 in words is "ten billion, four hundred three million, three hundred twenty-three thousand, three hundred twenty-one".