210210202043 has 2 divisors, whose sum is σ = 210210202044. Its totient is φ = 210210202042.

The previous prime is 210210202001. The next prime is 210210202063. The reversal of 210210202043 is 340202012012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210210202043 is a prime.

It is not a weakly prime, because it can be changed into another prime (210210202063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105105101021 + 105105101022.

It is an arithmetic number, because the mean of its divisors is an integer number (105105101022).

Almost surely, 2^210210202043 is an apocalyptic number.

210210202043 is a deficient number, since it is larger than the sum of its proper divisors (1).

210210202043 is an equidigital number, since it uses as much as digits as its factorization.

210210202043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 210210202043 its reverse (340202012012), we get a palindrome (550412214055).

The spelling of 210210202043 in words is "two hundred ten billion, two hundred ten million, two hundred two thousand, forty-three".