12001223332331 has 8 divisors (see below), whose sum is σ = 12539558622624. Its totient is φ = 11464266623040.

The previous prime is 12001223332303. The next prime is 12001223332349. The reversal of 12001223332331 is 13323332210021.

12001223332331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12001223332331 is a prime.

It is a super-3 number, since 3×12001223332331³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 12001223332331.

It is not an unprimeable number, because it can be changed into a prime (12001223332381) 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, 344627450 + ... + 344662271.

It is an arithmetic number, because the mean of its divisors is an integer number (1567444827828).

Almost surely, 2^{12001223332331} is an apocalyptic number.

12001223332331 is a deficient number, since it is larger than the sum of its proper divisors (538335290293).

12001223332331 is an equidigital number, since it uses as much as digits as its factorization.

12001223332331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689290501.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 12001223332331 its reverse (13323332210021), we get a palindrome (25324555542352).

The spelling of 12001223332331 in words is "twelve trillion, one billion, two hundred twenty-three million, three hundred thirty-two thousand, three hundred thirty-one".