12212110199 has 4 divisors (see below), whose sum is σ = 12743071536. Its totient is φ = 11681148864.

The previous prime is 12212110193. The next prime is 12212110223. The reversal of 12212110199 is 99101121221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12212110199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212110193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265480634 + ... + 265480679.

It is an arithmetic number, because the mean of its divisors is an integer number (3185767884).

Almost surely, 2^12212110199 is an apocalyptic number.

12212110199 is a deficient number, since it is larger than the sum of its proper divisors (530961337).

12212110199 is an equidigital number, since it uses as much as digits as its factorization.

12212110199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530961336.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 12212110199 in words is "twelve billion, two hundred twelve million, one hundred ten thousand, one hundred ninety-nine".