200021210143 has 2 divisors, whose sum is σ = 200021210144. Its totient is φ = 200021210142.

The previous prime is 200021210023. The next prime is 200021210159. The reversal of 200021210143 is 341012120002.

200021210143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (200021210159) can be obtained adding 200021210143 to its sum of digits (16).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200021210143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200021210173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010605071 + 100010605072.

It is an arithmetic number, because the mean of its divisors is an integer number (100010605072).

Almost surely, 2^200021210143 is an apocalyptic number.

200021210143 is a deficient number, since it is larger than the sum of its proper divisors (1).

200021210143 is an equidigital number, since it uses as much as digits as its factorization.

200021210143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 200021210143 its reverse (341012120002), we get a palindrome (541033330145).

The spelling of 200021210143 in words is "two hundred billion, twenty-one million, two hundred ten thousand, one hundred forty-three".