12012033213123 has 8 divisors (see below), whose sum is σ = 16016929367568. Its totient is φ = 8007579600384.

The previous prime is 12012033213113. The next prime is 12012033213139. The reversal of 12012033213123 is 32131233021021.

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

It is not a de Polignac number, because 12012033213123 - 2⁵ = 12012033213091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12012033213093 and 12012033213102.

It is not an unprimeable number, because it can be changed into a prime (12012033213113) 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, 110572086 + ... + 110680667.

It is an arithmetic number, because the mean of its divisors is an integer number (2002116170946).

Almost surely, 2^{12012033213123} is an apocalyptic number.

12012033213123 is a deficient number, since it is larger than the sum of its proper divisors (4004896154445).

12012033213123 is a wasteful number, since it uses less digits than its factorization.

12012033213123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221270853.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12012033213123 its reverse (32131233021021), we get a palindrome (44143266234144).

The spelling of 12012033213123 in words is "twelve trillion, twelve billion, thirty-three million, two hundred thirteen thousand, one hundred twenty-three".