200421110144203 has 8 divisors (see below), whose sum is σ = 217855297297008. Its totient is φ = 183275091374304.

The previous prime is 200421110144201. The next prime is 200421110144249. The reversal of 200421110144203 is 302441011124002.

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 200421110144203 - 2¹ = 200421110144201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200421110144201) 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 7 ways as a sum of consecutive naturals, for example, 72042094276 + ... + 72042097057.

It is an arithmetic number, because the mean of its divisors is an integer number (27231912162126).

Almost surely, 2^{200421110144203} is an apocalyptic number.

200421110144203 is a deficient number, since it is larger than the sum of its proper divisors (17434187152805).

200421110144203 is a wasteful number, since it uses less digits than its factorization.

200421110144203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144084191453.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 200421110144203 its reverse (302441011124002), we get a palindrome (502862121268205).

The spelling of 200421110144203 in words is "two hundred trillion, four hundred twenty-one billion, one hundred ten million, one hundred forty-four thousand, two hundred three".