10402403321 has 8 divisors (see below), whose sum is σ = 10506412800. Its totient is φ = 10298452032.

The previous prime is 10402403303. The next prime is 10402403381. The reversal of 10402403321 is 12330420401.

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

It is a cyclic number.

It is not a de Polignac number, because 10402403321 - 2¹⁸ = 10402141177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10402403293 and 10402403302.

It is not an unprimeable number, because it can be changed into a prime (10402403381) 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, 404576 + ... + 429518.

It is an arithmetic number, because the mean of its divisors is an integer number (1313301600).

Almost surely, 2^10402403321 is an apocalyptic number.

It is an amenable number.

10402403321 is a deficient number, since it is larger than the sum of its proper divisors (104009479).

10402403321 is a wasteful number, since it uses less digits than its factorization.

10402403321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29095.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10402403321 its reverse (12330420401), we get a palindrome (22732823722).

The spelling of 10402403321 in words is "ten billion, four hundred two million, four hundred three thousand, three hundred twenty-one".