231132301033 has 2 divisors, whose sum is σ = 231132301034. Its totient is φ = 231132301032.

The previous prime is 231132301027. The next prime is 231132301067. The reversal of 231132301033 is 330103231132.

231132301033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167205752464 + 63926548569 = 408908^2 + 252837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231132301033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231132300995 and 231132301013.

It is not a weakly prime, because it can be changed into another prime (231132301093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115566150516 + 115566150517.

It is an arithmetic number, because the mean of its divisors is an integer number (115566150517).

Almost surely, 2^231132301033 is an apocalyptic number.

It is an amenable number.

231132301033 is a deficient number, since it is larger than the sum of its proper divisors (1).

231132301033 is an equidigital number, since it uses as much as digits as its factorization.

231132301033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 231132301033 its reverse (330103231132), we get a palindrome (561235532165).

The spelling of 231132301033 in words is "two hundred thirty-one billion, one hundred thirty-two million, three hundred one thousand, thirty-three".