204402433331 has 4 divisors (see below), whose sum is σ = 204497373912. Its totient is φ = 204307492752.

The previous prime is 204402433297. The next prime is 204402433363. The reversal of 204402433331 is 133334204402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 204402433331 - 2³⁴ = 187222564147 is a prime.

It is a super-2 number, since 2×204402433331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204402433294 and 204402433303.

It is not an unprimeable number, because it can be changed into a prime (204402433531) 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 3 ways as a sum of consecutive naturals, for example, 47467061 + ... + 47471366.

It is an arithmetic number, because the mean of its divisors is an integer number (51124343478).

Almost surely, 2^204402433331 is an apocalyptic number.

204402433331 is a deficient number, since it is larger than the sum of its proper divisors (94940581).

204402433331 is an equidigital number, since it uses as much as digits as its factorization.

204402433331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94940580.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 204402433331 its reverse (133334204402), we get a palindrome (337736637733).

The spelling of 204402433331 in words is "two hundred four billion, four hundred two million, four hundred thirty-three thousand, three hundred thirty-one".