10442403321 has 8 divisors (see below), whose sum is σ = 15912233664. Its totient is φ = 5967087600.

The previous prime is 10442403319. The next prime is 10442403331. The reversal of 10442403321 is 12330424401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10442403321 - 2¹ = 10442403319 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10442403291 and 10442403300.

It is not an unprimeable number, because it can be changed into a prime (10442403331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248628630 + ... + 248628671.

It is an arithmetic number, because the mean of its divisors is an integer number (1989029208).

Almost surely, 2^10442403321 is an apocalyptic number.

It is an amenable number.

10442403321 is a deficient number, since it is larger than the sum of its proper divisors (5469830343).

10442403321 is an equidigital number, since it uses as much as digits as its factorization.

10442403321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497257311.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 10442403321 its reverse (12330424401), we get a palindrome (22772827722).

The spelling of 10442403321 in words is "ten billion, four hundred forty-two million, four hundred three thousand, three hundred twenty-one".