12211102198 has 8 divisors (see below), whose sum is σ = 18360369720. Its totient is φ = 6090978960.

The previous prime is 12211102187. The next prime is 12211102199. The reversal of 12211102198 is 89120111221.

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

It is a super-2 number, since 2×12211102198² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211102199) 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, 7285023 + ... + 7286698.

It is an arithmetic number, because the mean of its divisors is an integer number (2295046215).

Almost surely, 2^12211102198 is an apocalyptic number.

12211102198 is a deficient number, since it is larger than the sum of its proper divisors (6149267522).

12211102198 is a wasteful number, since it uses less digits than its factorization.

12211102198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14572142.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 12211102198 in words is "twelve billion, two hundred eleven million, one hundred two thousand, one hundred ninety-eight".