12012001232223 has 8 divisors (see below), whose sum is σ = 16043759013808. Its totient is φ = 7994122136064.

The previous prime is 12012001232221. The next prime is 12012001232239. The reversal of 12012001232223 is 32223210021021.

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

It is not a de Polignac number, because 12012001232223 - 2¹ = 12012001232221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12012001232223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012001232221) 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, 3469669336 + ... + 3469672797.

It is an arithmetic number, because the mean of its divisors is an integer number (2005469876726).

Almost surely, 2^{12012001232223} is an apocalyptic number.

12012001232223 is a deficient number, since it is larger than the sum of its proper divisors (4031757781585).

12012001232223 is an equidigital number, since it uses as much as digits as its factorization.

12012001232223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6939342713.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12012001232223 its reverse (32223210021021), we get a palindrome (44235211253244).

The spelling of 12012001232223 in words is "twelve trillion, twelve billion, one million, two hundred thirty-two thousand, two hundred twenty-three".