21322130002321 has 32 divisors (see below), whose sum is σ = 23388976765440. Its totient is φ = 19347613157376.

The previous prime is 21322130002309. The next prime is 21322130002333. The reversal of 21322130002321 is 12320003122312.

It is an interprime number because it is at equal distance from previous prime (21322130002309) and next prime (21322130002333).

It is a cyclic number.

It is not a de Polignac number, because 21322130002321 - 2⁵ = 21322130002289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21322130002292 and 21322130002301.

It is not an unprimeable number, because it can be changed into a prime (21322130012321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1164689050 + ... + 1164707356.

It is an arithmetic number, because the mean of its divisors is an integer number (730905523920).

Almost surely, 2^{21322130002321} is an apocalyptic number.

It is an amenable number.

21322130002321 is a deficient number, since it is larger than the sum of its proper divisors (2066846763119).

21322130002321 is a wasteful number, since it uses less digits than its factorization.

21322130002321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21673.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 21322130002321 its reverse (12320003122312), we get a palindrome (33642133124633).

The spelling of 21322130002321 in words is "twenty-one trillion, three hundred twenty-two billion, one hundred thirty million, two thousand, three hundred twenty-one".