13221223333001 has 4 divisors (see below), whose sum is σ = 13796059130112. Its totient is φ = 12646387535892.

The previous prime is 13221223332991. The next prime is 13221223333033. The reversal of 13221223333001 is 10033332212231.

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 13221223333001 - 2¹⁸ = 13221223070857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13221223336001) 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, 287417898521 + ... + 287417898566.

It is an arithmetic number, because the mean of its divisors is an integer number (3449014782528).

Almost surely, 2^{13221223333001} is an apocalyptic number.

It is an amenable number.

13221223333001 is a deficient number, since it is larger than the sum of its proper divisors (574835797111).

13221223333001 is an equidigital number, since it uses as much as digits as its factorization.

13221223333001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574835797110.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 13221223333001 its reverse (10033332212231), we get a palindrome (23254555545232).

The spelling of 13221223333001 in words is "thirteen trillion, two hundred twenty-one billion, two hundred twenty-three million, three hundred thirty-three thousand, one".