204321103112 has 64 divisors (see below), whose sum is σ = 449775928320. Its totient is φ = 85178366208.

The previous prime is 204321103069. The next prime is 204321103121. The reversal of 204321103112 is 211301123402.

204321103112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×204321103112² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10509833 + ... + 10529255.

It is an arithmetic number, because the mean of its divisors is an integer number (7027748880).

Almost surely, 2^204321103112 is an apocalyptic number.

It is an amenable number.

204321103112 is an abundant number, since it is smaller than the sum of its proper divisors (245454825208).

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

204321103112 is a wasteful number, since it uses less digits than its factorization.

204321103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24550 (or 24546 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 204321103112 its reverse (211301123402), we get a palindrome (415622226514).

The spelling of 204321103112 in words is "two hundred four billion, three hundred twenty-one million, one hundred three thousand, one hundred twelve".