13330322221231 has 4 divisors (see below), whose sum is σ = 13640329714792. Its totient is φ = 13020314727672.

The previous prime is 13330322221133. The next prime is 13330322221259. The reversal of 13330322221231 is 13212222303331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13330322221231 is a prime.

It is a super-3 number, since 3×13330322221231³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13330322221231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13330322221291) 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, 155003746716 + ... + 155003746801.

It is an arithmetic number, because the mean of its divisors is an integer number (3410082428698).

Almost surely, 2^{13330322221231} is an apocalyptic number.

13330322221231 is a deficient number, since it is larger than the sum of its proper divisors (310007493561).

13330322221231 is an equidigital number, since it uses as much as digits as its factorization.

13330322221231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310007493560.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 13330322221231 its reverse (13212222303331), we get a palindrome (26542544524562).

The spelling of 13330322221231 in words is "thirteen trillion, three hundred thirty billion, three hundred twenty-two million, two hundred twenty-one thousand, two hundred thirty-one".