13112123222222 has 8 divisors (see below), whose sum is σ = 20703352456200. Its totient is φ = 6211005736824.

The previous prime is 13112123222183. The next prime is 13112123222243. The reversal of 13112123222222 is 22222232121131.

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

It is a junction number, because it is equal to n+sod(n) for n = 13112123222191 and 13112123222200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172527937097 + ... + 172527937172.

It is an arithmetic number, because the mean of its divisors is an integer number (2587919057025).

Almost surely, 2^{13112123222222} is an apocalyptic number.

13112123222222 is a deficient number, since it is larger than the sum of its proper divisors (7591229233978).

13112123222222 is a wasteful number, since it uses less digits than its factorization.

13112123222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345055874290.

The product of its digits is 2304, while the sum is 26.

Adding to 13112123222222 its reverse (22222232121131), we get a palindrome (35334355343353).

The spelling of 13112123222222 in words is "thirteen trillion, one hundred twelve billion, one hundred twenty-three million, two hundred twenty-two thousand, two hundred twenty-two".