13112320233222 has 96 divisors (see below), whose sum is σ = 34210632568320. Its totient is φ = 3545756311680.

The previous prime is 13112320233197. The next prime is 13112320233251. The reversal of 13112320233222 is 22233202321131.

13112320233222 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 2 + 320 + 2 + 332 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 188023 + ... + 5124450.

It is an arithmetic number, because the mean of its divisors is an integer number (356360755920).

Almost surely, 2^{13112320233222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13112320233222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17105316284160).

13112320233222 is an abundant number, since it is smaller than the sum of its proper divisors (21098312335098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13112320233222 is a wasteful number, since it uses less digits than its factorization.

13112320233222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5313538 (or 5313535 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13112320233222 its reverse (22233202321131), we get a palindrome (35345522554353).

The spelling of 13112320233222 in words is "thirteen trillion, one hundred twelve billion, three hundred twenty million, two hundred thirty-three thousand, two hundred twenty-two".