12021223321333 has 8 divisors (see below), whose sum is σ = 12340132519680. Its totient is φ = 11703538343520.

The previous prime is 12021223321309. The next prime is 12021223321369. The reversal of 12021223321333 is 33312332212021.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-12021223321333 is a prime.

It is a super-3 number, since 3×12021223321333³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021223721333) 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, 306035235 + ... + 306074512.

It is an arithmetic number, because the mean of its divisors is an integer number (1542516564960).

Almost surely, 2^{12021223321333} is an apocalyptic number.

It is an amenable number.

12021223321333 is a deficient number, since it is larger than the sum of its proper divisors (318909198347).

12021223321333 is an equidigital number, since it uses as much as digits as its factorization.

12021223321333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612110267.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 12021223321333 its reverse (33312332212021), we get a palindrome (45333555533354).

The spelling of 12021223321333 in words is "twelve trillion, twenty-one billion, two hundred twenty-three million, three hundred twenty-one thousand, three hundred thirty-three".