12123322133 has 8 divisors (see below), whose sum is σ = 13117764576. Its totient is φ = 11137719600.

The previous prime is 12123322129. The next prime is 12123322163. The reversal of 12123322133 is 33122332121.

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 12123322133 - 2² = 12123322129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12123322099 and 12123322108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12123322163) 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, 2207123 + ... + 2212608.

It is an arithmetic number, because the mean of its divisors is an integer number (1639720572).

Almost surely, 2^12123322133 is an apocalyptic number.

12123322133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12123322133 is a deficient number, since it is larger than the sum of its proper divisors (994442443).

12123322133 is a wasteful number, since it uses less digits than its factorization.

12123322133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4419955.

The product of its digits is 1296, while the sum is 23.

Adding to 12123322133 its reverse (33122332121), we get a palindrome (45245654254).

The spelling of 12123322133 in words is "twelve billion, one hundred twenty-three million, three hundred twenty-two thousand, one hundred thirty-three".