421210323230203 has 32 divisors (see below), whose sum is σ = 488818623908160. Its totient is φ = 359703004262400.

The previous prime is 421210323230171. The next prime is 421210323230219. The reversal of 421210323230203 is 302032323012124.

It is a cyclic number.

It is not a de Polignac number, because 421210323230203 - 2⁵ = 421210323230171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421210323230503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113824126 + ... + 117466387.

It is an arithmetic number, because the mean of its divisors is an integer number (15275581997130).

Almost surely, 2^{421210323230203} is an apocalyptic number.

421210323230203 is a deficient number, since it is larger than the sum of its proper divisors (67608300677957).

421210323230203 is a wasteful number, since it uses less digits than its factorization.

421210323230203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231290719.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 421210323230203 its reverse (302032323012124), we get a palindrome (723242646242327).

The spelling of 421210323230203 in words is "four hundred twenty-one trillion, two hundred ten billion, three hundred twenty-three million, two hundred thirty thousand, two hundred three".