204230121340201 has 6 divisors (see below), whose sum is σ = 224484348250106. Its totient is φ = 185663746672800.

The previous prime is 204230121340187. The next prime is 204230121340207. The reversal of 204230121340201 is 102043121032402.

It can be written as a sum of positive squares in only one way, i.e., 199368074290176 + 4862047050025 = 14119776^2 + 2205005^2 .

It is not a de Polignac number, because 204230121340201 - 2¹³ = 204230121332009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204230121340207) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 843926121120 + ... + 843926121361.

Almost surely, 2^{204230121340201} is an apocalyptic number.

It is an amenable number.

204230121340201 is a deficient number, since it is larger than the sum of its proper divisors (20254226909905).

204230121340201 is a wasteful number, since it uses less digits than its factorization.

204230121340201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687852242503 (or 1687852242492 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 204230121340201 its reverse (102043121032402), we get a palindrome (306273242372603).

The spelling of 204230121340201 in words is "two hundred four trillion, two hundred thirty billion, one hundred twenty-one million, three hundred forty thousand, two hundred one".