204104344100 has 72 divisors (see below), whose sum is σ = 481256697600. Its totient is φ = 74849788800.

The previous prime is 204104344063. The next prime is 204104344127. The reversal of 204104344100 is 1443401402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1673735 + ... + 1791534.

It is an arithmetic number, because the mean of its divisors is an integer number (6684120800).

Almost surely, 2^204104344100 is an apocalyptic number.

204104344100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204104344100 is an abundant number, since it is smaller than the sum of its proper divisors (277152353500).

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

204104344100 is a wasteful number, since it uses less digits than its factorization.

204104344100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465333 (or 3465326 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 204104344100 its reverse (1443401402), we get a palindrome (205547745502).

The spelling of 204104344100 in words is "two hundred four billion, one hundred four million, three hundred forty-four thousand, one hundred".