204030040310012 has 24 divisors (see below), whose sum is σ = 408213660023904. Its totient is φ = 87408535974912.

The previous prime is 204030040309999. The next prime is 204030040310029. The reversal of 204030040310012 is 210013040030402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371168953 + ... + 1371317744.

It is an arithmetic number, because the mean of its divisors is an integer number (17008902500996).

Almost surely, 2^{204030040310012} is an apocalyptic number.

It is an amenable number.

204030040310012 is an abundant number, since it is smaller than the sum of its proper divisors (204183619713892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204030040310012 is a wasteful number, since it uses less digits than its factorization.

204030040310012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2742489365 (or 2742489363 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 204030040310012 its reverse (210013040030402), we get a palindrome (414043080340414).

The spelling of 204030040310012 in words is "two hundred four trillion, thirty billion, forty million, three hundred ten thousand, twelve".