10323340021 has 16 divisors (see below), whose sum is σ = 10633695408. Its totient is φ = 10015948800.

The previous prime is 10323340009. The next prime is 10323340031. The reversal of 10323340021 is 12004332301.

It can be written as a sum of positive squares in 8 ways, for example, as 2925619921 + 7397720100 = 54089^2 + 86010^2 .

It is a cyclic number.

It is not a de Polignac number, because 10323340021 - 2⁷ = 10323339893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10323340031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8482005 + ... + 8483221.

It is an arithmetic number, because the mean of its divisors is an integer number (664605963).

Almost surely, 2^10323340021 is an apocalyptic number.

It is an amenable number.

10323340021 is a deficient number, since it is larger than the sum of its proper divisors (310355387).

10323340021 is a wasteful number, since it uses less digits than its factorization.

10323340021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 10323340021 its reverse (12004332301), we get a palindrome (22327672322).

The spelling of 10323340021 in words is "ten billion, three hundred twenty-three million, three hundred forty thousand, twenty-one".