231332002424 has 16 divisors (see below), whose sum is σ = 433775541120. Its totient is φ = 115658524800.

The previous prime is 231332002339. The next prime is 231332002463. The reversal of 231332002424 is 424200233132.

It is a junction number, because it is equal to n+sod(n) for n = 231332002393 and 231332002402.

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, 801944 + ... + 1051559.

It is an arithmetic number, because the mean of its divisors is an integer number (27110971320).

Almost surely, 2^231332002424 is an apocalyptic number.

It is an amenable number.

231332002424 is a deficient number, since it is larger than the sum of its proper divisors (202443538696).

231332002424 is a wasteful number, since it uses less digits than its factorization.

231332002424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1869110 (or 1869106 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 231332002424 its reverse (424200233132), we get a palindrome (655532235556).

The spelling of 231332002424 in words is "two hundred thirty-one billion, three hundred thirty-two million, two thousand, four hundred twenty-four".