210213561043 has 2 divisors, whose sum is σ = 210213561044. Its totient is φ = 210213561042.

The previous prime is 210213561029. The next prime is 210213561101. The reversal of 210213561043 is 340165312012.

210213561043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210213561043 is a prime.

It is not a weakly prime, because it can be changed into another prime (210213561143) 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, 105106780521 + 105106780522.

It is an arithmetic number, because the mean of its divisors is an integer number (105106780522).

Almost surely, 2^210213561043 is an apocalyptic number.

210213561043 is a deficient number, since it is larger than the sum of its proper divisors (1).

210213561043 is an equidigital number, since it uses as much as digits as its factorization.

210213561043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 210213561043 its reverse (340165312012), we get a palindrome (550378873055).

The spelling of 210213561043 in words is "two hundred ten billion, two hundred thirteen million, five hundred sixty-one thousand, forty-three".