204240012104 has 16 divisors (see below), whose sum is σ = 383176244220. Its totient is φ = 102059680320.

The previous prime is 204240012101. The next prime is 204240012127. The reversal of 204240012104 is 401210042402.

204240012104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 181075780900 + 23164231204 = 425530^2 + 152198^2 .

It is not an unprimeable number, because it can be changed into a prime (204240012101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7526327 + ... + 7553414.

Almost surely, 2^204240012104 is an apocalyptic number.

It is an amenable number.

204240012104 is a deficient number, since it is larger than the sum of its proper divisors (178936232116).

204240012104 is a wasteful number, since it uses less digits than its factorization.

204240012104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15081440 (or 15081436 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 204240012104 its reverse (401210042402), we get a palindrome (605450054506).

The spelling of 204240012104 in words is "two hundred four billion, two hundred forty million, twelve thousand, one hundred four".