204223051 has 8 divisors (see below), whose sum is σ = 207827424. Its totient is φ = 200639040.

The previous prime is 204223027. The next prime is 204223073. The reversal of 204223051 is 150322402.

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 204223051 - 2⁷ = 204222923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204223021) 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, 15895 + ... + 25711.

It is an arithmetic number, because the mean of its divisors is an integer number (25978428).

Almost surely, 2^204223051 is an apocalyptic number.

204223051 is a deficient number, since it is larger than the sum of its proper divisors (3604373).

204223051 is an equidigital number, since it uses as much as digits as its factorization.

204223051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10181.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 204223051 is about 14290.6630706906. The cubic root of 204223051 is about 588.8910040125.

Adding to 204223051 its reverse (150322402), we get a palindrome (354545453).

The spelling of 204223051 in words is "two hundred four million, two hundred twenty-three thousand, fifty-one".