204423420312112 has 80 divisors (see below), whose sum is σ = 417618653061600. Its totient is φ = 96669043384320.

The previous prime is 204423420312079. The next prime is 204423420312173. The reversal of 204423420312112 is 211213024324402.

204423420312112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1211407008 + ... + 1211575744.

It is an arithmetic number, because the mean of its divisors is an integer number (5220233163270).

Almost surely, 2^{204423420312112} is an apocalyptic number.

It is an amenable number.

204423420312112 is an abundant number, since it is smaller than the sum of its proper divisors (213195232749488).

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

204423420312112 is a wasteful number, since it uses less digits than its factorization.

204423420312112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175454 (or 175448 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 204423420312112 its reverse (211213024324402), we get a palindrome (415636444636514).

The spelling of 204423420312112 in words is "two hundred four trillion, four hundred twenty-three billion, four hundred twenty million, three hundred twelve thousand, one hundred twelve".