222091199 has 8 divisors (see below), whose sum is σ = 245349120. Its totient is φ = 199344600.

The previous prime is 222091187. The next prime is 222091201. The reversal of 222091199 is 991190222.

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

It is a cyclic number.

It is not a de Polignac number, because 222091199 - 2²⁰ = 221042623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222091109) 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, 126917 + ... + 128654.

It is an arithmetic number, because the mean of its divisors is an integer number (30668640).

Almost surely, 2^222091199 is an apocalyptic number.

222091199 is a deficient number, since it is larger than the sum of its proper divisors (23257921).

222091199 is a wasteful number, since it uses less digits than its factorization.

222091199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255661.

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 222091199 is about 14902.7245495580. The cubic root of 222091199 is about 605.5877983761.

The spelling of 222091199 in words is "two hundred twenty-two million, ninety-one thousand, one hundred ninety-nine".