10304345021 has 8 divisors (see below), whose sum is σ = 10336121088. Its totient is φ = 10272600000.

The previous prime is 10304344991. The next prime is 10304345039. The reversal of 10304345021 is 12054340301.

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 10304345021 - 2¹⁰ = 10304343997 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 (10304345521) 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, 775766 + ... + 788936.

It is an arithmetic number, because the mean of its divisors is an integer number (1292015136).

Almost surely, 2^10304345021 is an apocalyptic number.

It is an amenable number.

10304345021 is a deficient number, since it is larger than the sum of its proper divisors (31776067).

10304345021 is a wasteful number, since it uses less digits than its factorization.

10304345021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15523.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 10304345021 its reverse (12054340301), we get a palindrome (22358685322).

The spelling of 10304345021 in words is "ten billion, three hundred four million, three hundred forty-five thousand, twenty-one".