204143401100 has 72 divisors (see below), whose sum is σ = 446669744640. Its totient is φ = 80982097920.

The previous prime is 204143400977. The next prime is 204143401109. The reversal of 204143401100 is 1104341402.

204143401100 is digitally balanced in base 2, 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 (20).

It is not an unprimeable number, because it can be changed into a prime (204143401109) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5867957 + ... + 5902643.

Almost surely, 2^204143401100 is an apocalyptic number.

204143401100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204143401100 is an abundant number, since it is smaller than the sum of its proper divisors (242526343540).

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

204143401100 is a wasteful number, since it uses less digits than its factorization.

204143401100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35187 (or 35180 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 204143401100 its reverse (1104341402), we get a palindrome (205247742502).

The spelling of 204143401100 in words is "two hundred four billion, one hundred forty-three million, four hundred one thousand, one hundred".