231043424242112 has 28 divisors (see below), whose sum is σ = 461222165031600. Its totient is φ = 114829965336576.

The previous prime is 231043424242087. The next prime is 231043424242157. The reversal of 231043424242112 is 211242424340132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10808532737 + ... + 10808554112.

It is an arithmetic number, because the mean of its divisors is an integer number (16472220179700).

Almost surely, 2^{231043424242112} is an apocalyptic number.

It is an amenable number.

231043424242112 is a deficient number, since it is larger than the sum of its proper divisors (230178740789488).

231043424242112 is a wasteful number, since it uses less digits than its factorization.

231043424242112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21617087028 (or 21617087018 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 231043424242112 its reverse (211242424340132), we get a palindrome (442285848582244).

The spelling of 231043424242112 in words is "two hundred thirty-one trillion, forty-three billion, four hundred twenty-four million, two hundred forty-two thousand, one hundred twelve".