421414232342303 has 16 divisors (see below), whose sum is σ = 439317874132992. Its totient is φ = 403779990900000.

The previous prime is 421414232342261. The next prime is 421414232342351. The reversal of 421414232342303 is 303243232414124.

It is a cyclic number.

It is not a de Polignac number, because 421414232342303 - 2⁴⁶ = 351045488164639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421414232342353) 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 15 ways as a sum of consecutive naturals, for example, 745368200 + ... + 745933362.

It is an arithmetic number, because the mean of its divisors is an integer number (27457367133312).

Almost surely, 2^{421414232342303} is an apocalyptic number.

421414232342303 is a deficient number, since it is larger than the sum of its proper divisors (17903641790689).

421414232342303 is a wasteful number, since it uses less digits than its factorization.

421414232342303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803446.

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 421414232342303 its reverse (303243232414124), we get a palindrome (724657464756427).

The spelling of 421414232342303 in words is "four hundred twenty-one trillion, four hundred fourteen billion, two hundred thirty-two million, three hundred forty-two thousand, three hundred three".