204220330032142 has 64 divisors (see below), whose sum is σ = 340425657792000. Its totient is φ = 91445560934400.

The previous prime is 204220330032101. The next prime is 204220330032149. The reversal of 204220330032142 is 241230033022402.

It is a self number, because there is not a number n which added to its sum of digits gives 204220330032142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204220330032149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176166478 + ... + 177321934.

It is an arithmetic number, because the mean of its divisors is an integer number (5319150903000).

Almost surely, 2^{204220330032142} is an apocalyptic number.

204220330032142 is a deficient number, since it is larger than the sum of its proper divisors (136205327759858).

204220330032142 is a wasteful number, since it uses less digits than its factorization.

204220330032142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158317.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 204220330032142 its reverse (241230033022402), we get a palindrome (445450363054544).

The spelling of 204220330032142 in words is "two hundred four trillion, two hundred twenty billion, three hundred thirty million, thirty-two thousand, one hundred forty-two".