12312321100200 has 240 divisors, whose sum is σ = 46650017288160. Its totient is φ = 2984805072000.

The previous prime is 12312321100193. The next prime is 12312321100231. The reversal of 12312321100200 is 200112321321.

12312321100200 is a `hidden beast` number, since 1 + 2 + 312 + 321 + 10 + 0 + 20 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 34368156 + ... + 34724555.

It is an arithmetic number, because the mean of its divisors is an integer number (194375072034).

Almost surely, 2^{12312321100200} is an apocalyptic number.

12312321100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12312321100200 is an abundant number, since it is smaller than the sum of its proper divisors (34337696187960).

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

12312321100200 is a wasteful number, since it uses less digits than its factorization.

12312321100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69092750 (or 69092732 counting only the distinct ones).

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

Adding to 12312321100200 its reverse (200112321321), we get a palindrome (12512433421521).

The spelling of 12312321100200 in words is "twelve trillion, three hundred twelve billion, three hundred twenty-one million, one hundred thousand, two hundred".