210434241321 has 48 divisors (see below), whose sum is σ = 319804002960. Its totient is φ = 133145026560.

The previous prime is 210434241319. The next prime is 210434241359. The reversal of 210434241321 is 123142434012.

210434241321 is a `hidden beast` number, since 2 + 104 + 3 + 424 + 132 + 1 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 6812191296 + 203622050025 = 82536^2 + 451245^2 .

It is not a de Polignac number, because 210434241321 - 2¹ = 210434241319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210434241421) 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 47 ways as a sum of consecutive naturals, for example, 32109381 + ... + 32115933.

It is an arithmetic number, because the mean of its divisors is an integer number (6662583395).

Almost surely, 2^210434241321 is an apocalyptic number.

It is an amenable number.

210434241321 is a deficient number, since it is larger than the sum of its proper divisors (109369761639).

210434241321 is a wasteful number, since it uses less digits than its factorization.

210434241321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666 (or 8663 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 210434241321 its reverse (123142434012), we get a palindrome (333576675333).

The spelling of 210434241321 in words is "two hundred ten billion, four hundred thirty-four million, two hundred forty-one thousand, three hundred twenty-one".