204000035230251 has 18 divisors (see below), whose sum is σ = 319076978183028. Its totient is φ = 125538483217680.

The previous prime is 204000035230231. The next prime is 204000035230259. The reversal of 204000035230251 is 152032530000402.

It is a happy number.

204000035230251 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 0 + 0 + 0 + 352 + 302 + 5 + 1 = 666.

It is not a de Polignac number, because 204000035230251 - 2¹¹ = 204000035228203 is a prime.

It is a super-3 number, since 3×204000035230251³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (204000035230259) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 67061154045 + ... + 67061157086.

It is an arithmetic number, because the mean of its divisors is an integer number (17726498787946).

Almost surely, 2^{204000035230251} is an apocalyptic number.

204000035230251 is a deficient number, since it is larger than the sum of its proper divisors (115076942952777).

204000035230251 is a wasteful number, since it uses less digits than its factorization.

204000035230251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134122311163 (or 134122311147 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 204000035230251 its reverse (152032530000402), we get a palindrome (356032565230653).

The spelling of 204000035230251 in words is "two hundred four trillion, thirty-five million, two hundred thirty thousand, two hundred fifty-one".