21324010322 has 8 divisors (see below), whose sum is σ = 32060230272. Its totient is φ = 10637266900.

The previous prime is 21324010313. The next prime is 21324010349. The reversal of 21324010322 is 22301042312.

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

It is a junction number, because it is equal to n+sod(n) for n = 21324010294 and 21324010303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12368054 + ... + 12369777.

It is an arithmetic number, because the mean of its divisors is an integer number (4007528784).

Almost surely, 2^21324010322 is an apocalyptic number.

21324010322 is a deficient number, since it is larger than the sum of its proper divisors (10736219950).

21324010322 is a wasteful number, since it uses less digits than its factorization.

21324010322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24738264.

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

Adding to 21324010322 its reverse (22301042312), we get a palindrome (43625052634).

The spelling of 21324010322 in words is "twenty-one billion, three hundred twenty-four million, ten thousand, three hundred twenty-two".