12210422321 has 8 divisors (see below), whose sum is σ = 13152321024. Its totient is φ = 11302774560.

The previous prime is 12210422299. The next prime is 12210422327. The reversal of 12210422321 is 12322401221.

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 12210422321 - 2³⁰ = 11136680497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12210422293 and 12210422302.

It is not an unprimeable number, because it can be changed into a prime (12210422327) 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, 8561996 + ... + 8563421.

It is an arithmetic number, because the mean of its divisors is an integer number (1644040128).

Almost surely, 2^12210422321 is an apocalyptic number.

It is an amenable number.

12210422321 is a deficient number, since it is larger than the sum of its proper divisors (941898703).

12210422321 is a wasteful number, since it uses less digits than its factorization.

12210422321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17125471.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12210422321 its reverse (12322401221), we get a palindrome (24532823542).

The spelling of 12210422321 in words is "twelve billion, two hundred ten million, four hundred twenty-two thousand, three hundred twenty-one".