13222422215111 has 4 divisors (see below), whose sum is σ = 13224912787800. Its totient is φ = 13219931642424.

The previous prime is 13222422215099. The next prime is 13222422215117. The reversal of 13222422215111 is 11151222422231.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13222422215111 - 2¹⁰ = 13222422214087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13222422215117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1245278381 + ... + 1245288998.

It is an arithmetic number, because the mean of its divisors is an integer number (3306228196950).

Almost surely, 2^{13222422215111} is an apocalyptic number.

13222422215111 is a deficient number, since it is larger than the sum of its proper divisors (2490572689).

13222422215111 is an equidigital number, since it uses as much as digits as its factorization.

13222422215111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490572688.

The product of its digits is 3840, while the sum is 29.

Adding to 13222422215111 its reverse (11151222422231), we get a palindrome (24373644637342).

It can be divided in two parts, 1322242 and 2215111, that added together give a palindrome (3537353).

The spelling of 13222422215111 in words is "thirteen trillion, two hundred twenty-two billion, four hundred twenty-two million, two hundred fifteen thousand, one hundred eleven".