204044143413242 has 32 divisors (see below), whose sum is σ = 334925119024704. Its totient is φ = 92459964009600.

The previous prime is 204044143413223. The next prime is 204044143413247. The reversal of 204044143413242 is 242314341440402.

It is a super-2 number, since 2×204044143413242² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204044143413196 and 204044143413205.

It is not an unprimeable number, because it can be changed into a prime (204044143413247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93389438 + ... + 95549334.

It is an arithmetic number, because the mean of its divisors is an integer number (10466409969522).

Almost surely, 2^{204044143413242} is an apocalyptic number.

204044143413242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204044143413242 is a deficient number, since it is larger than the sum of its proper divisors (130880975611462).

204044143413242 is a wasteful number, since it uses less digits than its factorization.

204044143413242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173214.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 204044143413242 its reverse (242314341440402), we get a palindrome (446358484853644).

The spelling of 204044143413242 in words is "two hundred four trillion, forty-four billion, one hundred forty-three million, four hundred thirteen thousand, two hundred forty-two".