12321223311 has 8 divisors (see below), whose sum is σ = 16810351360. Its totient is φ = 8023122072.

The previous prime is 12321223307. The next prime is 12321223351. The reversal of 12321223311 is 11332212321.

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

It is not a de Polignac number, because 12321223311 - 2² = 12321223307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321223351) 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, 47756551 + ... + 47756808.

It is an arithmetic number, because the mean of its divisors is an integer number (2101293920).

Almost surely, 2^12321223311 is an apocalyptic number.

12321223311 is a deficient number, since it is larger than the sum of its proper divisors (4489128049).

12321223311 is an equidigital number, since it uses as much as digits as its factorization.

12321223311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95513405.

The product of its digits is 432, while the sum is 21.

Adding to 12321223311 its reverse (11332212321), we get a palindrome (23653435632).

The spelling of 12321223311 in words is "twelve billion, three hundred twenty-one million, two hundred twenty-three thousand, three hundred eleven".