12013031198 has 108 divisors (see below), whose sum is σ = 22845434472. Its totient is φ = 4722681600.

The previous prime is 12013031197. The next prime is 12013031207. The reversal of 12013031198 is 89113031021.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12013031198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12013031197) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 79556423 + ... + 79556573.

Almost surely, 2^12013031198 is an apocalyptic number.

12013031198 is a deficient number, since it is larger than the sum of its proper divisors (10832403274).

12013031198 is a wasteful number, since it uses less digits than its factorization.

12013031198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 12013031198 in words is "twelve billion, thirteen million, thirty-one thousand, one hundred ninety-eight".