13210231012200 has 144 divisors (see below), whose sum is σ = 45563396112780. Its totient is φ = 3427519380480.

The previous prime is 13210231012169. The next prime is 13210231012201. The reversal of 13210231012200 is 221013201231.

13210231012200 is a `hidden beast` number, since 1 + 3 + 210 + 231 + 0 + 1 + 220 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 6220943849124 + 6989287163076 = 2494182^2 + 2643726^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (13210231012201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 99109309 + ... + 99242508.

Almost surely, 2^{13210231012200} is an apocalyptic number.

13210231012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13210231012200 is an abundant number, since it is smaller than the sum of its proper divisors (32353165100580).

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

13210231012200 is a wasteful number, since it uses less digits than its factorization.

13210231012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198351876 (or 198351864 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13210231012200 its reverse (221013201231), we get a palindrome (13431244213431).

The spelling of 13210231012200 in words is "thirteen trillion, two hundred ten billion, two hundred thirty-one million, twelve thousand, two hundred".