10013213321 has 4 divisors (see below), whose sum is σ = 10079526144. Its totient is φ = 9946900500.

The previous prime is 10013213317. The next prime is 10013213339. The reversal of 10013213321 is 12331231001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12331231001 = 2621 ⋅4704781.

It is a cyclic number.

It is not a de Polignac number, because 10013213321 - 2² = 10013213317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10013213321.

It is not an unprimeable number, because it can be changed into a prime (10013213341) 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, 33156185 + ... + 33156486.

It is an arithmetic number, because the mean of its divisors is an integer number (2519881536).

Almost surely, 2^10013213321 is an apocalyptic number.

It is an amenable number.

10013213321 is a deficient number, since it is larger than the sum of its proper divisors (66312823).

10013213321 is an equidigital number, since it uses as much as digits as its factorization.

10013213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66312822.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10013213321 its reverse (12331231001), we get a palindrome (22344444322).

The spelling of 10013213321 in words is "ten billion, thirteen million, two hundred thirteen thousand, three hundred twenty-one".