204121110226466 has 32 divisors (see below), whose sum is σ = 310901012743680. Its totient is φ = 100494583488000.

The previous prime is 204121110226417. The next prime is 204121110226513. The reversal of 204121110226466 is 664622011121402.

It is a Curzon 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, 281010155 + ... + 281735601.

It is an arithmetic number, because the mean of its divisors is an integer number (9715656648240).

Almost surely, 2^{204121110226466} is an apocalyptic number.

204121110226466 is a deficient number, since it is larger than the sum of its proper divisors (106779902517214).

204121110226466 is a wasteful number, since it uses less digits than its factorization.

204121110226466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730370.

The product of its (nonzero) digits is 55296, while the sum is 38.

Adding to 204121110226466 its reverse (664622011121402), we get a palindrome (868743121347868).

The spelling of 204121110226466 in words is "two hundred four trillion, one hundred twenty-one billion, one hundred ten million, two hundred twenty-six thousand, four hundred sixty-six".