22118199 has 8 divisors (see below), whose sum is σ = 29621760. Its totient is φ = 14680056.

The previous prime is 22118179. The next prime is 22118227. The reversal of 22118199 is 99181122.

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

It is not a de Polignac number, because 22118199 - 2⁵ = 22118167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22118149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15559 + ... + 16920.

It is an arithmetic number, because the mean of its divisors is an integer number (3702720).

Almost surely, 2^22118199 is an apocalyptic number.

22118199 is a deficient number, since it is larger than the sum of its proper divisors (7503561).

22118199 is a wasteful number, since it uses less digits than its factorization.

22118199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32709.

The product of its digits is 2592, while the sum is 33.

The square root of 22118199 is about 4702.9989368487. The cubic root of 22118199 is about 280.7048525656.

The spelling of 22118199 in words is "twenty-two million, one hundred eighteen thousand, one hundred ninety-nine".