12212031199 has 8 divisors (see below), whose sum is σ = 12460971312. Its totient is φ = 11963777280.

The previous prime is 12212031191. The next prime is 12212031239. The reversal of 12212031199 is 99113021221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12212031199 - 2³ = 12212031191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12212031199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212031191) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 135517 + ... + 206854.

It is an arithmetic number, because the mean of its divisors is an integer number (1557621414).

Almost surely, 2^12212031199 is an apocalyptic number.

12212031199 is a deficient number, since it is larger than the sum of its proper divisors (248940113).

12212031199 is an equidigital number, since it uses as much as digits as its factorization.

12212031199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343097.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 12212031199 in words is "twelve billion, two hundred twelve million, thirty-one thousand, one hundred ninety-nine".