12311132200209 has 64 divisors (see below), whose sum is σ = 18456986419200. Its totient is φ = 8109975960000.

The previous prime is 12311132200187. The next prime is 12311132200243. The reversal of 12311132200209 is 90200223111321.

12311132200209 is a `hidden beast` number, since 1 + 2 + 311 + 1 + 322 + 0 + 0 + 20 + 9 = 666.

It is not a de Polignac number, because 12311132200209 - 2¹² = 12311132196113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12311132200249) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 439183024 + ... + 439211054.

It is an arithmetic number, because the mean of its divisors is an integer number (288390412800).

Almost surely, 2^{12311132200209} is an apocalyptic number.

It is an amenable number.

12311132200209 is a deficient number, since it is larger than the sum of its proper divisors (6145854218991).

12311132200209 is a wasteful number, since it uses less digits than its factorization.

12311132200209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28803 (or 28797 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 12311132200209 in words is "twelve trillion, three hundred eleven billion, one hundred thirty-two million, two hundred thousand, two hundred nine".