204421442201242 has 8 divisors (see below), whose sum is σ = 350436758059296. Its totient is φ = 87609189514812.

The previous prime is 204421442201233. The next prime is 204421442201261. The reversal of 204421442201242 is 242102244124402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 204421442201198 and 204421442201207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7300765792888 + ... + 7300765792915.

It is an arithmetic number, because the mean of its divisors is an integer number (43804594757412).

Almost surely, 2^{204421442201242} is an apocalyptic number.

204421442201242 is a deficient number, since it is larger than the sum of its proper divisors (146015315858054).

204421442201242 is a wasteful number, since it uses less digits than its factorization.

204421442201242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14601531585812.

The product of its (nonzero) digits is 65536, while the sum is 34.

Adding to 204421442201242 its reverse (242102244124402), we get a palindrome (446523686325644).

The spelling of 204421442201242 in words is "two hundred four trillion, four hundred twenty-one billion, four hundred forty-two million, two hundred one thousand, two hundred forty-two".