204332421331 has 8 divisors (see below), whose sum is σ = 205598038464. Its totient is φ = 203066951400.

The previous prime is 204332421289. The next prime is 204332421341. The reversal of 204332421331 is 133124233402.

It is a happy number.

204332421331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204332421331 is a prime.

It is a super-2 number, since 2×204332421331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204332421331.

It is not an unprimeable number, because it can be changed into a prime (204332421341) 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 7 ways as a sum of consecutive naturals, for example, 4375656 + ... + 4422106.

It is an arithmetic number, because the mean of its divisors is an integer number (25699754808).

Almost surely, 2^204332421331 is an apocalyptic number.

204332421331 is a deficient number, since it is larger than the sum of its proper divisors (1265617133).

204332421331 is a wasteful number, since it uses less digits than its factorization.

204332421331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73601.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 204332421331 its reverse (133124233402), we get a palindrome (337456654733).

The spelling of 204332421331 in words is "two hundred four billion, three hundred thirty-two million, four hundred twenty-one thousand, three hundred thirty-one".