204201200340402 has 16 divisors (see below), whose sum is σ = 408413903131872. Its totient is φ = 68065149704960.

The previous prime is 204201200340377. The next prime is 204201200340409. The reversal of 204201200340402 is 204043002102402.

It is not an unprimeable number, because it can be changed into a prime (204201200340409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479037999 + ... + 479464082.

It is an arithmetic number, because the mean of its divisors is an integer number (25525868945742).

Almost surely, 2^{204201200340402} is an apocalyptic number.

204201200340402 is an abundant number, since it is smaller than the sum of its proper divisors (204212702791470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204201200340402 is a wasteful number, since it uses less digits than its factorization.

204201200340402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958537593.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 204201200340402 its reverse (204043002102402), we get a palindrome (408244202442804).

The spelling of 204201200340402 in words is "two hundred four trillion, two hundred one billion, two hundred million, three hundred forty thousand, four hundred two".