203404434124100 has 72 divisors (see below), whose sum is σ = 481590204545856. Its totient is φ = 73953507600000.

The previous prime is 203404434124039. The next prime is 203404434124121. The reversal of 203404434124100 is 1421434404302.

203404434124100 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 23 ways as a sum of consecutive naturals, for example, 7742216 + ... + 21604415.

Almost surely, 2^{203404434124100} is an apocalyptic number.

203404434124100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203404434124100 is an abundant number, since it is smaller than the sum of its proper divisors (278185770421756).

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

203404434124100 is a wasteful number, since it uses less digits than its factorization.

203404434124100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29352957 (or 29352950 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 203404434124100 its reverse (1421434404302), we get a palindrome (204825868528402).

The spelling of 203404434124100 in words is "two hundred three trillion, four hundred four billion, four hundred thirty-four million, one hundred twenty-four thousand, one hundred".