13002201221111 has 4 divisors (see below), whose sum is σ = 13018233529224. Its totient is φ = 12986168913000.

The previous prime is 13002201221089. The next prime is 13002201221123. The reversal of 13002201221111 is 11112210220031.

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-13002201221111 is a prime.

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 13002201221111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13002201221161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8016152840 + ... + 8016154461.

It is an arithmetic number, because the mean of its divisors is an integer number (3254558382306).

Almost surely, 2^{13002201221111} is an apocalyptic number.

13002201221111 is a deficient number, since it is larger than the sum of its proper divisors (16032308113).

13002201221111 is an equidigital number, since it uses as much as digits as its factorization.

13002201221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16032308112.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 13002201221111 its reverse (11112210220031), we get a palindrome (24114411441142).

The spelling of 13002201221111 in words is "thirteen trillion, two billion, two hundred one million, two hundred twenty-one thousand, one hundred eleven".