10513323321 has 16 divisors (see below), whose sum is σ = 14088533760. Its totient is φ = 6973568640.

The previous prime is 10513323307. The next prime is 10513323341. The reversal of 10513323321 is 12332331501.

10513323321 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 10513323321 - 2¹⁸ = 10513061177 is a prime.

It is a super-2 number, since 2×10513323321² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10513323291 and 10513323300.

It is not an unprimeable number, because it can be changed into a prime (10513323341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 620085 + ... + 636813.

It is an arithmetic number, because the mean of its divisors is an integer number (880533360).

Almost surely, 2^10513323321 is an apocalyptic number.

It is an amenable number.

10513323321 is a deficient number, since it is larger than the sum of its proper divisors (3575210439).

10513323321 is a wasteful number, since it uses less digits than its factorization.

10513323321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17776.

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 10513323321 its reverse (12332331501), we get a palindrome (22845654822).

The spelling of 10513323321 in words is "ten billion, five hundred thirteen million, three hundred twenty-three thousand, three hundred twenty-one".