204220403420143 has 8 divisors (see below), whose sum is σ = 224486550326016. Its totient is φ = 184237699128600.

The previous prime is 204220403420113. The next prime is 204220403420171. The reversal of 204220403420143 is 341024304022402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204220403420143 - 2¹³ = 204220403411951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204220403420113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70860652071 + ... + 70860654952.

It is an arithmetic number, because the mean of its divisors is an integer number (28060818790752).

Almost surely, 2^{204220403420143} is an apocalyptic number.

204220403420143 is a deficient number, since it is larger than the sum of its proper divisors (20266146905873).

204220403420143 is a wasteful number, since it uses less digits than its factorization.

204220403420143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141721307165.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 204220403420143 its reverse (341024304022402), we get a palindrome (545244707442545).

The spelling of 204220403420143 in words is "two hundred four trillion, two hundred twenty billion, four hundred three million, four hundred twenty thousand, one hundred forty-three".