204220031303042 has 16 divisors (see below), whose sum is σ = 324558315049752. Its totient is φ = 96041661603840.

The previous prime is 204220031303039. The next prime is 204220031303053. The reversal of 204220031303042 is 240303130022402.

It can be written as a sum of positive squares in 4 ways, for example, as 201670417547041 + 2549613756001 = 14201071^2 + 1596751^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1933775759 + ... + 1933881362.

Almost surely, 2^{204220031303042} is an apocalyptic number.

204220031303042 is a deficient number, since it is larger than the sum of its proper divisors (120338283746710).

204220031303042 is a wasteful number, since it uses less digits than its factorization.

204220031303042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867658693.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 204220031303042 its reverse (240303130022402), we get a palindrome (444523161325444).

The spelling of 204220031303042 in words is "two hundred four trillion, two hundred twenty billion, thirty-one million, three hundred three thousand, forty-two".