13323132012221 has 48 divisors (see below), whose sum is σ = 14740208098560. Its totient is φ = 12023653931520.

The previous prime is 13323132012191. The next prime is 13323132012227. The reversal of 13323132012221 is 12221023132331.

It is not a de Polignac number, because 13323132012221 - 2¹⁰ = 13323132011197 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 (13323132012227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123026720 + ... + 123134966.

It is an arithmetic number, because the mean of its divisors is an integer number (307087668720).

Almost surely, 2^{13323132012221} is an apocalyptic number.

It is an amenable number.

13323132012221 is a deficient number, since it is larger than the sum of its proper divisors (1417076086339).

13323132012221 is a wasteful number, since it uses less digits than its factorization.

13323132012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108506 (or 108483 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 13323132012221 its reverse (12221023132331), we get a palindrome (25544155144552).

The spelling of 13323132012221 in words is "thirteen trillion, three hundred twenty-three billion, one hundred thirty-two million, twelve thousand, two hundred twenty-one".