210241421224231 has 4 divisors (see below), whose sum is σ = 210770996592952. Its totient is φ = 209711845855512.

The previous prime is 210241421224229. The next prime is 210241421224253. The reversal of 210241421224231 is 132422124142012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210241421224231 - 2¹ = 210241421224229 is a prime.

It is a super-2 number, since 2×210241421224231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210241421224193 and 210241421224202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210241421221231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264787683765 + ... + 264787684558.

It is an arithmetic number, because the mean of its divisors is an integer number (52692749148238).

Almost surely, 2^{210241421224231} is an apocalyptic number.

210241421224231 is a deficient number, since it is larger than the sum of its proper divisors (529575368721).

210241421224231 is an equidigital number, since it uses as much as digits as its factorization.

210241421224231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529575368720.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 210241421224231 its reverse (132422124142012), we get a palindrome (342663545366243).

The spelling of 210241421224231 in words is "two hundred ten trillion, two hundred forty-one billion, four hundred twenty-one million, two hundred twenty-four thousand, two hundred thirty-one".