204243030122 has 8 divisors (see below), whose sum is σ = 306370511616. Its totient is φ = 102119526252.

The previous prime is 204243030083. The next prime is 204243030127. The reversal of 204243030122 is 221030342402.

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

It is not an unprimeable number, because it can be changed into a prime (204243030127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 862538 + ... + 1073525.

It is an arithmetic number, because the mean of its divisors is an integer number (38296313952).

Almost surely, 2^204243030122 is an apocalyptic number.

204243030122 is a deficient number, since it is larger than the sum of its proper divisors (102127481494).

204243030122 is a wasteful number, since it uses less digits than its factorization.

204243030122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988812.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 204243030122 its reverse (221030342402), we get a palindrome (425273372524).

The spelling of 204243030122 in words is "two hundred four billion, two hundred forty-three million, thirty thousand, one hundred twenty-two".