13112323122200 has 96 divisors (see below), whose sum is σ = 30661888294800. Its totient is φ = 5214705315840.

The previous prime is 13112323122179. The next prime is 13112323122277. The reversal of 13112323122200 is 222132321131.

It is a super-2 number, since 2×13112323122200² (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 (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223971332 + ... + 224029868.

Almost surely, 2^{13112323122200} is an apocalyptic number.

13112323122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13112323122200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15330944147400).

13112323122200 is an abundant number, since it is smaller than the sum of its proper divisors (17549565172600).

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

13112323122200 is a wasteful number, since it uses less digits than its factorization.

13112323122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64989 (or 64980 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13112323122200 its reverse (222132321131), we get a palindrome (13334455443331).

The spelling of 13112323122200 in words is "thirteen trillion, one hundred twelve billion, three hundred twenty-three million, one hundred twenty-two thousand, two hundred".