243213034224 has 80 divisors (see below), whose sum is σ = 667385311392. Its totient is φ = 76058271744.

The previous prime is 243213034217. The next prime is 243213034249. The reversal of 243213034224 is 422430312342.

It is a junction number, because it is equal to n+sod(n) for n = 243213034191 and 243213034200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220719 + ... + 731534.

Almost surely, 2^243213034224 is an apocalyptic number.

243213034224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

243213034224 is an abundant number, since it is smaller than the sum of its proper divisors (424172277168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243213034224 is a wasteful number, since it uses less digits than its factorization.

243213034224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952594 (or 952588 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 243213034224 its reverse (422430312342), we get a palindrome (665643346566).

The spelling of 243213034224 in words is "two hundred forty-three billion, two hundred thirteen million, thirty-four thousand, two hundred twenty-four".