204113222 has 8 divisors (see below), whose sum is σ = 310739736. Its totient is φ = 100533312.

The previous prime is 204113209. The next prime is 204113249. The reversal of 204113222 is 222311402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 204113222.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 761483 + ... + 761750.

It is an arithmetic number, because the mean of its divisors is an integer number (38842467).

Almost surely, 2^204113222 is an apocalyptic number.

204113222 is a deficient number, since it is larger than the sum of its proper divisors (106626514).

204113222 is a wasteful number, since it uses less digits than its factorization.

204113222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523302.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 204113222 is about 14286.8198700761. The cubic root of 204113222 is about 588.7854186285.

Adding to 204113222 its reverse (222311402), we get a palindrome (426424624).

The spelling of 204113222 in words is "two hundred four million, one hundred thirteen thousand, two hundred twenty-two".