10303023013321 has 4 divisors (see below), whose sum is σ = 10303045240852. Its totient is φ = 10303000785792.

The previous prime is 10303023013141. The next prime is 10303023013343. The reversal of 10303023013321 is 12331032030301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5388266557696 + 4914756455625 = 2321264^2 + 2216925^2 .

It is a cyclic number.

It is not a de Polignac number, because 10303023013321 - 2¹⁵ = 10303022980553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10303023013292 and 10303023013301.

It is not an unprimeable number, because it can be changed into a prime (10303023013721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10403340 + ... + 11350573.

It is an arithmetic number, because the mean of its divisors is an integer number (2575761310213).

Almost surely, 2^{10303023013321} is an apocalyptic number.

It is an amenable number.

10303023013321 is a deficient number, since it is larger than the sum of its proper divisors (22227531).

10303023013321 is an equidigital number, since it uses as much as digits as its factorization.

10303023013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22227530.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 10303023013321 its reverse (12331032030301), we get a palindrome (22634055043622).

The spelling of 10303023013321 in words is "ten trillion, three hundred three billion, twenty-three million, thirteen thousand, three hundred twenty-one".