204433321402242 has 48 divisors (see below), whose sum is σ = 448778397862080. Its totient is φ = 67250893570656.

The previous prime is 204433321402201. The next prime is 204433321402337. The reversal of 204433321402242 is 242204123334402.

204433321402242 is a `hidden beast` number, since 2 + 0 + 4 + 4 + 3 + 3 + 3 + 2 + 1 + 402 + 242 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 204433321402197 and 204433321402206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201288117 + ... + 202301192.

It is an arithmetic number, because the mean of its divisors is an integer number (9349549955460).

Almost surely, 2^{204433321402242} is an apocalyptic number.

204433321402242 is an abundant number, since it is smaller than the sum of its proper divisors (244345076459838).

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

204433321402242 is a wasteful number, since it uses less digits than its factorization.

204433321402242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403589687 (or 403589684 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 204433321402242 its reverse (242204123334402), we get a palindrome (446637444736644).

The spelling of 204433321402242 in words is "two hundred four trillion, four hundred thirty-three billion, three hundred twenty-one million, four hundred two thousand, two hundred forty-two".