243421024213 has 8 divisors (see below), whose sum is σ = 245831284160. Its totient is φ = 241021267200.

The previous prime is 243421024211. The next prime is 243421024229. The reversal of 243421024213 is 312420124342.

243421024213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243421024213 - 2¹ = 243421024211 is a prime.

It is a super-3 number, since 3×243421024213³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243421024211) 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 in 7 ways as a sum of consecutive naturals, for example, 2579148 + ... + 2671861.

It is an arithmetic number, because the mean of its divisors is an integer number (30728910520).

Almost surely, 2^243421024213 is an apocalyptic number.

It is an amenable number.

243421024213 is a deficient number, since it is larger than the sum of its proper divisors (2410259947).

243421024213 is a wasteful number, since it uses less digits than its factorization.

243421024213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5251467.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 243421024213 its reverse (312420124342), we get a palindrome (555841148555).

The spelling of 243421024213 in words is "two hundred forty-three billion, four hundred twenty-one million, twenty-four thousand, two hundred thirteen".