12327253221 has 8 divisors (see below), whose sum is σ = 16460405280. Its totient is φ = 8206134992.

The previous prime is 12327253189. The next prime is 12327253223. The reversal of 12327253221 is 12235272321.

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 12327253221 - 2⁵ = 12327253189 is a prime.

It is a super-2 number, since 2×12327253221² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12327253223) 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, 3006066 + ... + 3010163.

It is an arithmetic number, because the mean of its divisors is an integer number (2057550660).

Almost surely, 2^12327253221 is an apocalyptic number.

It is an amenable number.

12327253221 is a deficient number, since it is larger than the sum of its proper divisors (4133152059).

12327253221 is an equidigital number, since it uses as much as digits as its factorization.

12327253221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6016915.

The product of its digits is 10080, while the sum is 30.

The spelling of 12327253221 in words is "twelve billion, three hundred twenty-seven million, two hundred fifty-three thousand, two hundred twenty-one".