13210000031200 has 72 divisors (see below), whose sum is σ = 36855900102672. Its totient is φ = 4529142865920.

The previous prime is 13210000031191. The next prime is 13210000031231. The reversal of 13210000031200 is 213000001231.

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, 1179458689 + ... + 1179469888.

It is an arithmetic number, because the mean of its divisors is an integer number (511887501426).

Almost surely, 2^{13210000031200} is an apocalyptic number.

13210000031200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13210000031200 is an abundant number, since it is smaller than the sum of its proper divisors (23645900071472).

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

13210000031200 is a wasteful number, since it uses less digits than its factorization.

13210000031200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358928604 (or 2358928591 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13210000031200 its reverse (213000001231), we get a palindrome (13423000032431).

The spelling of 13210000031200 in words is "thirteen trillion, two hundred ten billion, thirty-one thousand, two hundred".