232001002133 has 4 divisors (see below), whose sum is σ = 232863459660. Its totient is φ = 231138544608.

The previous prime is 232001002117. The next prime is 232001002157. The reversal of 232001002133 is 331200100232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13404545284 + 218596456849 = 115778^2 + 467543^2 .

It is a cyclic number.

It is not a de Polignac number, because 232001002133 - 2⁴ = 232001002117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232001002433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431228360 + ... + 431228897.

It is an arithmetic number, because the mean of its divisors is an integer number (58215864915).

Almost surely, 2^232001002133 is an apocalyptic number.

It is an amenable number.

232001002133 is a deficient number, since it is larger than the sum of its proper divisors (862457527).

232001002133 is an equidigital number, since it uses as much as digits as its factorization.

232001002133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862457526.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 232001002133 its reverse (331200100232), we get a palindrome (563201102365).

The spelling of 232001002133 in words is "two hundred thirty-two billion, one million, two thousand, one hundred thirty-three".