13205040025222 has 8 divisors (see below), whose sum is σ = 19807728191496. Its totient is φ = 6602463961392.

The previous prime is 13205040025103. The next prime is 13205040025241. The reversal of 13205040025222 is 22252004050231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13205040025222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27730503 + ... + 28202674.

It is an arithmetic number, because the mean of its divisors is an integer number (2475966023937).

Almost surely, 2^{13205040025222} is an apocalyptic number.

13205040025222 is a deficient number, since it is larger than the sum of its proper divisors (6602688166274).

13205040025222 is a wasteful number, since it uses less digits than its factorization.

13205040025222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56051222.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 13205040025222 its reverse (22252004050231), we get a palindrome (35457044075453).

The spelling of 13205040025222 in words is "thirteen trillion, two hundred five billion, forty million, twenty-five thousand, two hundred twenty-two".