1333323023221 has 16 divisors (see below), whose sum is σ = 1673736652800. Its totient is φ = 1035624549168.

The previous prime is 1333323023189. The next prime is 1333323023237. The reversal of 1333323023221 is 1223203233331.

It is a cyclic number.

It is not a de Polignac number, because 1333323023221 - 2⁵ = 1333323023189 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 1333323023221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333323026221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217931401 + ... + 217937518.

It is an arithmetic number, because the mean of its divisors is an integer number (104608540800).

Almost surely, 2^{1333323023221} is an apocalyptic number.

It is an amenable number.

1333323023221 is a deficient number, since it is larger than the sum of its proper divisors (340413629579).

1333323023221 is a wasteful number, since it uses less digits than its factorization.

1333323023221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435868968.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 1333323023221 its reverse (1223203233331), we get a palindrome (2556526256552).

The spelling of 1333323023221 in words is "one trillion, three hundred thirty-three billion, three hundred twenty-three million, twenty-three thousand, two hundred twenty-one".