204530422124 has 24 divisors (see below), whose sum is σ = 409126989600. Its totient is φ = 87641721216.

The previous prime is 204530422097. The next prime is 204530422147. The reversal of 204530422124 is 421224035402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413399 + ... + 761550.

It is an arithmetic number, because the mean of its divisors is an integer number (17046957900).

Almost surely, 2^204530422124 is an apocalyptic number.

It is an amenable number.

204530422124 is an abundant number, since it is smaller than the sum of its proper divisors (204596567476).

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

204530422124 is a wasteful number, since it uses less digits than its factorization.

204530422124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181177 (or 1181175 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 204530422124 its reverse (421224035402), we get a palindrome (625754457526).

The spelling of 204530422124 in words is "two hundred four billion, five hundred thirty million, four hundred twenty-two thousand, one hundred twenty-four".