13022221101321 has 16 divisors (see below), whose sum is σ = 17387565546240. Its totient is φ = 8669179330560.

The previous prime is 13022221101313. The next prime is 13022221101359. The reversal of 13022221101321 is 12310112222031.

It is not a de Polignac number, because 13022221101321 - 2³ = 13022221101313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13022221100321) 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, 139107751 + ... + 139201331.

It is an arithmetic number, because the mean of its divisors is an integer number (1086722846640).

Almost surely, 2^{13022221101321} is an apocalyptic number.

It is an amenable number.

13022221101321 is a deficient number, since it is larger than the sum of its proper divisors (4365344444919).

13022221101321 is an equidigital number, since it uses as much as digits as its factorization.

13022221101321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158816.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 13022221101321 its reverse (12310112222031), we get a palindrome (25332333323352).

The spelling of 13022221101321 in words is "thirteen trillion, twenty-two billion, two hundred twenty-one million, one hundred one thousand, three hundred twenty-one".