12320220300221 has 8 divisors (see below), whose sum is σ = 12813366309120. Its totient is φ = 11835504137808.

The previous prime is 12320220300191. The next prime is 12320220300229. The reversal of 12320220300221 is 12200302202321.

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 12320220300221 - 2¹⁴ = 12320220283837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12320220300193 and 12320220300202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320220300229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2107458641 + ... + 2107464486.

It is an arithmetic number, because the mean of its divisors is an integer number (1601670788640).

Almost surely, 2^{12320220300221} is an apocalyptic number.

It is an amenable number.

12320220300221 is a deficient number, since it is larger than the sum of its proper divisors (493146008899).

12320220300221 is an equidigital number, since it uses as much as digits as its factorization.

12320220300221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214923243.

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

Adding to 12320220300221 its reverse (12200302202321), we get a palindrome (24520522502542).

The spelling of 12320220300221 in words is "twelve trillion, three hundred twenty billion, two hundred twenty million, three hundred thousand, two hundred twenty-one".