204131101124 has 12 divisors (see below), whose sum is σ = 357240061500. Its totient is φ = 102062512128.

The previous prime is 204131101103. The next prime is 204131101129. The reversal of 204131101124 is 421101131402.

204131101124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 106276000000 + 97855101124 = 326000^2 + 312818^2 .

It is a junction number, because it is equal to n+sod(n) for n = 204131101096 and 204131101105.

It is not an unprimeable number, because it can be changed into a prime (204131101129) 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 3 ways as a sum of consecutive naturals, for example, 604949 + ... + 879900.

It is an arithmetic number, because the mean of its divisors is an integer number (29770005125).

Almost surely, 2^204131101124 is an apocalyptic number.

It is an amenable number.

204131101124 is a deficient number, since it is larger than the sum of its proper divisors (153108960376).

204131101124 is a wasteful number, since it uses less digits than its factorization.

204131101124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519222 (or 1519220 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 204131101124 its reverse (421101131402), we get a palindrome (625232232526).

The spelling of 204131101124 in words is "two hundred four billion, one hundred thirty-one million, one hundred one thousand, one hundred twenty-four".