13320221213401 has 4 divisors (see below), whose sum is σ = 13749905768704. Its totient is φ = 12890536658100.

The previous prime is 13320221213371. The next prime is 13320221213461. The reversal of 13320221213401 is 10431212202331.

13320221213401 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 13320221213401 - 2²⁷ = 13320086995673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13320221213461) 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, 214842277605 + ... + 214842277666.

It is an arithmetic number, because the mean of its divisors is an integer number (3437476442176).

Almost surely, 2^{13320221213401} is an apocalyptic number.

It is an amenable number.

13320221213401 is a deficient number, since it is larger than the sum of its proper divisors (429684555303).

13320221213401 is an equidigital number, since it uses as much as digits as its factorization.

13320221213401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429684555302.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13320221213401 its reverse (10431212202331), we get a palindrome (23751433415732).

The spelling of 13320221213401 in words is "thirteen trillion, three hundred twenty billion, two hundred twenty-one million, two hundred thirteen thousand, four hundred one".