13333303123221 has 16 divisors (see below), whose sum is σ = 18720341568000. Its totient is φ = 8417913397488.

The previous prime is 13333303123199. The next prime is 13333303123247. The reversal of 13333303123221 is 12232130333331.

It is not a de Polignac number, because 13333303123221 - 2¹⁰ = 13333303122197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13333303173221) 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, 43180281 + ... + 43487966.

It is an arithmetic number, because the mean of its divisors is an integer number (1170021348000).

Almost surely, 2^{13333303123221} is an apocalyptic number.

It is an amenable number.

13333303123221 is a deficient number, since it is larger than the sum of its proper divisors (5387038444779).

13333303123221 is a wasteful number, since it uses less digits than its factorization.

13333303123221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86670968.

The product of its (nonzero) digits is 17496, while the sum is 30.

Adding to 13333303123221 its reverse (12232130333331), we get a palindrome (25565433456552).

The spelling of 13333303123221 in words is "thirteen trillion, three hundred thirty-three billion, three hundred three million, one hundred twenty-three thousand, two hundred twenty-one".