13331202121200 has 60 divisors (see below), whose sum is σ = 42704284132088. Its totient is φ = 3554987232000.

The previous prime is 13331202121163. The next prime is 13331202121217. The reversal of 13331202121200 is 212120213331.

It is a tau number, because it is divible by the number of its divisors (60).

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 11 ways as a sum of consecutive naturals, for example, 5554666351 + ... + 5554668750.

Almost surely, 2^{13331202121200} is an apocalyptic number.

13331202121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13331202121200 is an abundant number, since it is smaller than the sum of its proper divisors (29373082010888).

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

13331202121200 is a wasteful number, since it uses less digits than its factorization.

13331202121200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11109335122 (or 11109335111 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13331202121200 its reverse (212120213331), we get a palindrome (13543322334531).

The spelling of 13331202121200 in words is "thirteen trillion, three hundred thirty-one billion, two hundred two million, one hundred twenty-one thousand, two hundred".