222500099 has 8 divisors (see below), whose sum is σ = 226234368. Its totient is φ = 218778120.

The previous prime is 222500077. The next prime is 222500101. The reversal of 222500099 is 990005222.

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 222500099 - 2¹² = 222496003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222500039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37934 + ... + 43404.

It is an arithmetic number, because the mean of its divisors is an integer number (28279296).

Almost surely, 2^222500099 is an apocalyptic number.

222500099 is a deficient number, since it is larger than the sum of its proper divisors (3734269).

222500099 is an equidigital number, since it uses as much as digits as its factorization.

222500099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6145.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 222500099 is about 14916.4372086635. The cubic root of 222500099 is about 605.9592269256.

The spelling of 222500099 in words is "two hundred twenty-two million, five hundred thousand, ninety-nine".