13222505111343 has 16 divisors (see below), whose sum is σ = 19232853674112. Its totient is φ = 8013589892000.

The previous prime is 13222505111311. The next prime is 13222505111443. The reversal of 13222505111343 is 34311150522231.

It is a happy number.

It is not a de Polignac number, because 13222505111343 - 2⁵ = 13222505111311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13222505111143) 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 15 ways as a sum of consecutive naturals, for example, 4585108 + ... + 6889718.

It is an arithmetic number, because the mean of its divisors is an integer number (1202053354632).

Almost surely, 2^{13222505111343} is an apocalyptic number.

13222505111343 is a deficient number, since it is larger than the sum of its proper divisors (6010348562769).

13222505111343 is a wasteful number, since it uses less digits than its factorization.

13222505111343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2478486.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 13222505111343 its reverse (34311150522231), we get a palindrome (47533655633574).

The spelling of 13222505111343 in words is "thirteen trillion, two hundred twenty-two billion, five hundred five million, one hundred eleven thousand, three hundred forty-three".