1002321103321 has 8 divisors (see below), whose sum is σ = 1009666410984. Its totient is φ = 994976217600.

The previous prime is 1002321103297. The next prime is 1002321103403. The reversal of 1002321103321 is 1233011232001.

It can be written as a sum of positive squares in 4 ways, for example, as 399468241225 + 602852862096 = 632035^2 + 776436^2 .

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 1002321103321 - 2¹¹ = 1002321101273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002321100321) 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, 5917221 + ... + 6084253.

It is an arithmetic number, because the mean of its divisors is an integer number (126208301373).

Almost surely, 2^{1002321103321} is an apocalyptic number.

It is an amenable number.

1002321103321 is a deficient number, since it is larger than the sum of its proper divisors (7345307663).

1002321103321 is a wasteful number, since it uses less digits than its factorization.

1002321103321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210971.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1002321103321 its reverse (1233011232001), we get a palindrome (2235332335322).

The spelling of 1002321103321 in words is "one trillion, two billion, three hundred twenty-one million, one hundred three thousand, three hundred twenty-one".