204043220304442 has 16 divisors (see below), whose sum is σ = 310376277771264. Its totient is φ = 100584467298000.

The previous prime is 204043220304439. The next prime is 204043220304457. The reversal of 204043220304442 is 244403022340402.

It is a super-3 number, since 3×204043220304442³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204043220304398 and 204043220304407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78264592 + ... + 80829652.

It is an arithmetic number, because the mean of its divisors is an integer number (19398517360704).

Almost surely, 2^{204043220304442} is an apocalyptic number.

204043220304442 is a deficient number, since it is larger than the sum of its proper divisors (106333057466822).

204043220304442 is a wasteful number, since it uses less digits than its factorization.

204043220304442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125325.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 204043220304442 its reverse (244403022340402), we get a palindrome (448446242644844).

The spelling of 204043220304442 in words is "two hundred four trillion, forty-three billion, two hundred twenty million, three hundred four thousand, four hundred forty-two".