13133203323221 has 8 divisors (see below), whose sum is σ = 13269010789440. Its totient is φ = 12997404298368.

The previous prime is 13133203323143. The next prime is 13133203323223. The reversal of 13133203323221 is 12232330233131.

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

It is a cyclic number.

It is not a de Polignac number, because 13133203323221 - 2³⁰ = 13132129581397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13133203323223) 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, 1041590 + ... + 5229848.

It is an arithmetic number, because the mean of its divisors is an integer number (1658626348680).

Almost surely, 2^{13133203323221} is an apocalyptic number.

It is an amenable number.

13133203323221 is a deficient number, since it is larger than the sum of its proper divisors (135807466219).

13133203323221 is an equidigital number, since it uses as much as digits as its factorization.

13133203323221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4220683.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 13133203323221 its reverse (12232330233131), we get a palindrome (25365533556352).

The spelling of 13133203323221 in words is "thirteen trillion, one hundred thirty-three billion, two hundred three million, three hundred twenty-three thousand, two hundred twenty-one".