11101201198 has 4 divisors (see below), whose sum is σ = 16651801800. Its totient is φ = 5550600598.

The previous prime is 11101201171. The next prime is 11101201201. The reversal of 11101201198 is 89110210111.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775300298 + ... + 2775300301.

It is an arithmetic number, because the mean of its divisors is an integer number (4162950450).

Almost surely, 2^11101201198 is an apocalyptic number.

11101201198 is a deficient number, since it is larger than the sum of its proper divisors (5550600602).

11101201198 is an equidigital number, since it uses as much as digits as its factorization.

11101201198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550600601.

The product of its (nonzero) digits is 144, while the sum is 25.

The spelling of 11101201198 in words is "eleven billion, one hundred one million, two hundred one thousand, one hundred ninety-eight".