231334403433 has 16 divisors (see below), whose sum is σ = 352706887680. Its totient is φ = 132117092496.

The previous prime is 231334403431. The next prime is 231334403437. The reversal of 231334403433 is 334304433132.

It is not a de Polignac number, because 231334403433 - 2¹ = 231334403431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231334403394 and 231334403403.

It is not an unprimeable number, because it can be changed into a prime (231334403431) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3044713 + ... + 3119766.

It is an arithmetic number, because the mean of its divisors is an integer number (22044180480).

Almost surely, 2^231334403433 is an apocalyptic number.

It is an amenable number.

231334403433 is a deficient number, since it is larger than the sum of its proper divisors (121372484247).

231334403433 is a wasteful number, since it uses less digits than its factorization.

231334403433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166276.

The product of its (nonzero) digits is 93312, while the sum is 33.

Adding to 231334403433 its reverse (334304433132), we get a palindrome (565638836565).

The spelling of 231334403433 in words is "two hundred thirty-one billion, three hundred thirty-four million, four hundred three thousand, four hundred thirty-three".