204030545112 has 128 divisors (see below), whose sum is σ = 574262400000. Its totient is φ = 67109897088.

The previous prime is 204030545093. The next prime is 204030545129. The reversal of 204030545112 is 211545030402.

204030545112 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 3 + 0 + 545 + 112 = 666.

204030545112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49773639 + ... + 49777737.

It is an arithmetic number, because the mean of its divisors is an integer number (4486425000).

Almost surely, 2^204030545112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204030545112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287131200000).

204030545112 is an abundant number, since it is smaller than the sum of its proper divisors (370231854888).

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

204030545112 is a wasteful number, since it uses less digits than its factorization.

204030545112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7110 (or 7100 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 204030545112 its reverse (211545030402), we get a palindrome (415575575514).

The spelling of 204030545112 in words is "two hundred four billion, thirty million, five hundred forty-five thousand, one hundred twelve".