204421230212344 has 16 divisors (see below), whose sum is σ = 385235440187400. Its totient is φ = 101691779495712.

The previous prime is 204421230212333. The next prime is 204421230212359. The reversal of 204421230212344 is 443212032124402.

It is a super-3 number, since 3×204421230212344³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64854449634 + ... + 64854452785.

Almost surely, 2^{204421230212344} is an apocalyptic number.

It is an amenable number.

204421230212344 is a deficient number, since it is larger than the sum of its proper divisors (180814209975056).

204421230212344 is a wasteful number, since it uses less digits than its factorization.

204421230212344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129708902622 (or 129708902618 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 204421230212344 its reverse (443212032124402), we get a palindrome (647633262336746).

The spelling of 204421230212344 in words is "two hundred four trillion, four hundred twenty-one billion, two hundred thirty million, two hundred twelve thousand, three hundred forty-four".