10321321 has 4 divisors (see below), whose sum is σ = 10421632. Its totient is φ = 10221012.

The previous prime is 10321309. The next prime is 10321331. The reversal of 10321321 is 12312301.

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.

It is a cyclic number.

It is not a de Polignac number, because 10321321 - 2¹³ = 10313129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321301) 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, 50001 + ... + 50206.

It is an arithmetic number, because the mean of its divisors is an integer number (2605408).

Almost surely, 2^10321321 is an apocalyptic number.

It is an amenable number.

10321321 is a deficient number, since it is larger than the sum of its proper divisors (100311).

10321321 is a wasteful number, since it uses less digits than its factorization.

10321321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100310.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 10321321 is about 3212.6812789320. The cubic root of 10321321 is about 217.7267358533.

Adding to 10321321 its reverse (12312301), we get a palindrome (22633622).

The spelling of 10321321 in words is "ten million, three hundred twenty-one thousand, three hundred twenty-one".