10218304321 has 8 divisors (see below), whose sum is σ = 10280904480. Its totient is φ = 10155765792.

The previous prime is 10218304307. The next prime is 10218304379. The reversal of 10218304321 is 12340381201.

It is a happy number.

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 10218304321 - 2¹⁹ = 10217780033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10218304301) 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, 342426 + ... + 371068.

It is an arithmetic number, because the mean of its divisors is an integer number (1285113060).

Almost surely, 2^10218304321 is an apocalyptic number.

It is an amenable number.

10218304321 is a deficient number, since it is larger than the sum of its proper divisors (62600159).

10218304321 is a wasteful number, since it uses less digits than its factorization.

10218304321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30815.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 10218304321 its reverse (12340381201), we get a palindrome (22558685522).

The spelling of 10218304321 in words is "ten billion, two hundred eighteen million, three hundred four thousand, three hundred twenty-one".