13211310120100 has 144 divisors (see below), whose sum is σ = 29430526325760. Its totient is φ = 5144632012800.

The previous prime is 13211310120097. The next prime is 13211310120139. The reversal of 13211310120100 is 102101311231.

It is a happy 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, 5986093197 + ... + 5986095403.

It is an arithmetic number, because the mean of its divisors is an integer number (204378655040).

Almost surely, 2^{13211310120100} is an apocalyptic number.

13211310120100 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 13211310120100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14715263162880).

13211310120100 is an abundant number, since it is smaller than the sum of its proper divisors (16219216205660).

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

13211310120100 is a wasteful number, since it uses less digits than its factorization.

13211310120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4718 (or 4711 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 13211310120100 its reverse (102101311231), we get a palindrome (13313411431331).

The spelling of 13211310120100 in words is "thirteen trillion, two hundred eleven billion, three hundred ten million, one hundred twenty thousand, one hundred".