12112233321 has 8 divisors (see below), whose sum is σ = 17099623584. Its totient is φ = 7599832640.

The previous prime is 12112233319. The next prime is 12112233347. The reversal of 12112233321 is 12333221121.

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 12112233321 - 2¹ = 12112233319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112233361) 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, 118747335 + ... + 118747436.

It is an arithmetic number, because the mean of its divisors is an integer number (2137452948).

Almost surely, 2^12112233321 is an apocalyptic number.

It is an amenable number.

12112233321 is a deficient number, since it is larger than the sum of its proper divisors (4987390263).

12112233321 is a wasteful number, since it uses less digits than its factorization.

12112233321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237494791.

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

Adding to 12112233321 its reverse (12333221121), we get a palindrome (24445454442).

The spelling of 12112233321 in words is "twelve billion, one hundred twelve million, two hundred thirty-three thousand, three hundred twenty-one".