231234223322133 has 12 divisors (see below), whose sum is σ = 348526945297440. Its totient is φ = 147453707625576.

The previous prime is 231234223322101. The next prime is 231234223322173. The reversal of 231234223322133 is 331223322432132.

231234223322133 is a `hidden beast` number, since 2 + 3 + 1 + 2 + 3 + 422 + 3 + 3 + 221 + 3 + 3 = 666.

It is not a de Polignac number, because 231234223322133 - 2⁵ = 231234223322101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231234223322173) 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, 558536771103 + ... + 558536771516.

It is an arithmetic number, because the mean of its divisors is an integer number (29043912108120).

Almost surely, 2^{231234223322133} is an apocalyptic number.

231234223322133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

231234223322133 is a deficient number, since it is larger than the sum of its proper divisors (117292721975307).

231234223322133 is a wasteful number, since it uses less digits than its factorization.

231234223322133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117073542648 (or 1117073542645 counting only the distinct ones).

The product of its digits is 186624, while the sum is 36.

Adding to 231234223322133 its reverse (331223322432132), we get a palindrome (562457545754265).

The spelling of 231234223322133 in words is "two hundred thirty-one trillion, two hundred thirty-four billion, two hundred twenty-three million, three hundred twenty-two thousand, one hundred thirty-three".