11212198 has 4 divisors (see below), whose sum is σ = 16818300. Its totient is φ = 5606098.

The previous prime is 11212171. The next prime is 11212219. The reversal of 11212198 is 89121211.

11212198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 2803048 + ... + 2803051.

It is an arithmetic number, because the mean of its divisors is an integer number (4204575).

Almost surely, 2^11212198 is an apocalyptic number.

11212198 is a deficient number, since it is larger than the sum of its proper divisors (5606102).

11212198 is an equidigital number, since it uses as much as digits as its factorization.

11212198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606101.

The product of its digits is 288, while the sum is 25.

The square root of 11212198 is about 3348.4620350244. The cubic root of 11212198 is about 223.8189837544.

The spelling of 11212198 in words is "eleven million, two hundred twelve thousand, one hundred ninety-eight".