243231022344 has 64 divisors (see below), whose sum is σ = 616195823040. Its totient is φ = 80000057600.

The previous prime is 243231022273. The next prime is 243231022399. The reversal of 243231022344 is 443220132342.

It is a super-2 number, since 2×243231022344² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538999 + ... + 881465.

It is an arithmetic number, because the mean of its divisors is an integer number (9628059735).

Almost surely, 2^243231022344 is an apocalyptic number.

243231022344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

243231022344 is an abundant number, since it is smaller than the sum of its proper divisors (372964800696).

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

243231022344 is a wasteful number, since it uses less digits than its factorization.

243231022344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342870 (or 342866 counting only the distinct ones).

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

Adding to 243231022344 its reverse (443220132342), we get a palindrome (686451154686).

The spelling of 243231022344 in words is "two hundred forty-three billion, two hundred thirty-one million, twenty-two thousand, three hundred forty-four".