231240224403 has 12 divisors (see below), whose sum is σ = 335255347440. Its totient is φ = 153587061936.

The previous prime is 231240224357. The next prime is 231240224407. The reversal of 231240224403 is 304422042132.

231240224403 is a `hidden beast` number, since 2 + 3 + 12 + 402 + 244 + 0 + 3 = 666.

It is not a de Polignac number, because 231240224403 - 2⁶ = 231240224339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231240224407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47754751 + ... + 47759592.

It is an arithmetic number, because the mean of its divisors is an integer number (27937945620).

Almost surely, 2^231240224403 is an apocalyptic number.

231240224403 is a deficient number, since it is larger than the sum of its proper divisors (104015123037).

231240224403 is a wasteful number, since it uses less digits than its factorization.

231240224403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95514618 (or 95514615 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 231240224403 its reverse (304422042132), we get a palindrome (535662266535).

The spelling of 231240224403 in words is "two hundred thirty-one billion, two hundred forty million, two hundred twenty-four thousand, four hundred three".