13302000131221 has 4 divisors (see below), whose sum is σ = 13352578078752. Its totient is φ = 13251422183692.

The previous prime is 13302000131219. The next prime is 13302000131227. The reversal of 13302000131221 is 12213100020331.

13302000131221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13302000131221 - 2¹ = 13302000131219 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 (13302000131227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25288973371 + ... + 25288973896.

It is an arithmetic number, because the mean of its divisors is an integer number (3338144519688).

Almost surely, 2^{13302000131221} is an apocalyptic number.

It is an amenable number.

13302000131221 is a deficient number, since it is larger than the sum of its proper divisors (50577947531).

13302000131221 is an equidigital number, since it uses as much as digits as its factorization.

13302000131221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50577947530.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13302000131221 its reverse (12213100020331), we get a palindrome (25515100151552).

The spelling of 13302000131221 in words is "thirteen trillion, three hundred two billion, one hundred thirty-one thousand, two hundred twenty-one".