12241322321 has 4 divisors (see below), whose sum is σ = 12252421632. Its totient is φ = 12230223012.

The previous prime is 12241322273. The next prime is 12241322329. The reversal of 12241322321 is 12322314221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12241322321 - 2¹⁰ = 12241321297 is a prime.

It is a super-2 number, since 2×12241322321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12241322329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5548001 + ... + 5550206.

It is an arithmetic number, because the mean of its divisors is an integer number (3063105408).

Almost surely, 2^12241322321 is an apocalyptic number.

It is an amenable number.

12241322321 is a deficient number, since it is larger than the sum of its proper divisors (11099311).

12241322321 is a wasteful number, since it uses less digits than its factorization.

12241322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11099310.

The product of its digits is 1152, while the sum is 23.

Adding to 12241322321 its reverse (12322314221), we get a palindrome (24563636542).

The spelling of 12241322321 in words is "twelve billion, two hundred forty-one million, three hundred twenty-two thousand, three hundred twenty-one".