204030040243202 has 16 divisors (see below), whose sum is σ = 306418792942080. Its totient is φ = 101890449707808.

The previous prime is 204030040243171. The next prime is 204030040243259. The reversal of 204030040243202 is 202342040030402.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56192783 + ... + 59713389.

It is an arithmetic number, because the mean of its divisors is an integer number (19151174558880).

Almost surely, 2^{204030040243202} is an apocalyptic number.

204030040243202 is a deficient number, since it is larger than the sum of its proper divisors (102388752698878).

204030040243202 is a wasteful number, since it uses less digits than its factorization.

204030040243202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555985.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 204030040243202 its reverse (202342040030402), we get a palindrome (406372080273604).

The spelling of 204030040243202 in words is "two hundred four trillion, thirty billion, forty million, two hundred forty-three thousand, two hundred two".