204202212404 has 24 divisors (see below), whose sum is σ = 359216491200. Its totient is φ = 101570137344.

The previous prime is 204202212329. The next prime is 204202212443. The reversal of 204202212404 is 404212202402.

It is a self number, because there is not a number n which added to its sum of digits gives 204202212404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527492 + ... + 828644.

It is an arithmetic number, because the mean of its divisors is an integer number (14967353800).

Almost surely, 2^204202212404 is an apocalyptic number.

It is an amenable number.

204202212404 is a deficient number, since it is larger than the sum of its proper divisors (155014278796).

204202212404 is a wasteful number, since it uses less digits than its factorization.

204202212404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302039 (or 302037 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 204202212404 its reverse (404212202402), we get a palindrome (608414414806).

The spelling of 204202212404 in words is "two hundred four billion, two hundred two million, two hundred twelve thousand, four hundred four".