12122311323 has 8 divisors (see below), whose sum is σ = 16215054336. Its totient is φ = 8055554600.

The previous prime is 12122311301. The next prime is 12122311351. The reversal of 12122311323 is 32311322121.

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 12122311323 - 2⁶ = 12122311259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12122311323.

It is not an unprimeable number, because it can be changed into a prime (12122310323) 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, 6495483 + ... + 6497348.

It is an arithmetic number, because the mean of its divisors is an integer number (2026881792).

Almost surely, 2^12122311323 is an apocalyptic number.

12122311323 is a deficient number, since it is larger than the sum of its proper divisors (4092743013).

12122311323 is a wasteful number, since it uses less digits than its factorization.

12122311323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12993145.

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

Adding to 12122311323 its reverse (32311322121), we get a palindrome (44433633444).

The spelling of 12122311323 in words is "twelve billion, one hundred twenty-two million, three hundred eleven thousand, three hundred twenty-three".