13320002121200 has 60 divisors (see below), whose sum is σ = 32011971528288. Its totient is φ = 5326224960000.

The previous prime is 13320002121193. The next prime is 13320002121227. The reversal of 13320002121200 is 212120002331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4347752 + ... + 6748551.

Almost surely, 2^{13320002121200} is an apocalyptic number.

13320002121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13320002121200 is an abundant number, since it is smaller than the sum of its proper divisors (18691969407088).

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

13320002121200 is a wasteful number, since it uses less digits than its factorization.

13320002121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11099322 (or 11099311 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 13320002121200 its reverse (212120002331), we get a palindrome (13532122123531).

The spelling of 13320002121200 in words is "thirteen trillion, three hundred twenty billion, two million, one hundred twenty-one thousand, two hundred".