13321224200401 has 64 divisors (see below), whose sum is σ = 16871938675200. Its totient is φ = 10369533689856.

The previous prime is 13321224200387. The next prime is 13321224200423. The reversal of 13321224200401 is 10400242212331.

It is a cyclic number.

It is not a de Polignac number, because 13321224200401 - 2⁵ = 13321224200369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321224200461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7820445 + ... + 9370261.

It is an arithmetic number, because the mean of its divisors is an integer number (263624041800).

Almost surely, 2^{13321224200401} is an apocalyptic number.

It is an amenable number.

13321224200401 is a deficient number, since it is larger than the sum of its proper divisors (3550714474799).

13321224200401 is a wasteful number, since it uses less digits than its factorization.

13321224200401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549978.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 13321224200401 its reverse (10400242212331), we get a palindrome (23721466412732).

The spelling of 13321224200401 in words is "thirteen trillion, three hundred twenty-one billion, two hundred twenty-four million, two hundred thousand, four hundred one".