231343422424 has 16 divisors (see below), whose sum is σ = 433985940000. Its totient is φ = 115613838432.

The previous prime is 231343422407. The next prime is 231343422449. The reversal of 231343422424 is 424224343132.

It is a self number, because there is not a number n which added to its sum of digits gives 231343422424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7217107 + ... + 7249090.

It is an arithmetic number, because the mean of its divisors is an integer number (27124121250).

Almost surely, 2^231343422424 is an apocalyptic number.

It is an amenable number.

231343422424 is a deficient number, since it is larger than the sum of its proper divisors (202642517576).

231343422424 is a wasteful number, since it uses less digits than its factorization.

231343422424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14468202 (or 14468198 counting only the distinct ones).

The product of its digits is 110592, while the sum is 34.

Adding to 231343422424 its reverse (424224343132), we get a palindrome (655567765556).

The spelling of 231343422424 in words is "two hundred thirty-one billion, three hundred forty-three million, four hundred twenty-two thousand, four hundred twenty-four".