204431211242330 has 32 divisors (see below), whose sum is σ = 369089976689280. Its totient is φ = 81525083798080.

The previous prime is 204431211242299. The next prime is 204431211242381. The reversal of 204431211242330 is 33242112134402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8074385 + ... + 21772875.

It is an arithmetic number, because the mean of its divisors is an integer number (11534061771540).

Almost surely, 2^{204431211242330} is an apocalyptic number.

204431211242330 is a deficient number, since it is larger than the sum of its proper divisors (164658765446950).

204431211242330 is a wasteful number, since it uses less digits than its factorization.

204431211242330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13703014.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 204431211242330 its reverse (33242112134402), we get a palindrome (237673323376732).

The spelling of 204431211242330 in words is "two hundred four trillion, four hundred thirty-one billion, two hundred eleven million, two hundred forty-two thousand, three hundred thirty".