10403110321 has 2 divisors, whose sum is σ = 10403110322. Its totient is φ = 10403110320.

The previous prime is 10403110283. The next prime is 10403110343. The reversal of 10403110321 is 12301130401.

10403110321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8894564721 + 1508545600 = 94311^2 + 38840^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10403110321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10403110295 and 10403110304.

It is not a weakly prime, because it can be changed into another prime (10403110391) 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, 5201555160 + 5201555161.

It is an arithmetic number, because the mean of its divisors is an integer number (5201555161).

Almost surely, 2^10403110321 is an apocalyptic number.

It is an amenable number.

10403110321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10403110321 is an equidigital number, since it uses as much as digits as its factorization.

10403110321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10403110321 its reverse (12301130401), we get a palindrome (22704240722).

The spelling of 10403110321 in words is "ten billion, four hundred three million, one hundred ten thousand, three hundred twenty-one".