21332031000233 has 2 divisors, whose sum is σ = 21332031000234. Its totient is φ = 21332031000232.

The previous prime is 21332031000227. The next prime is 21332031000253. The reversal of 21332031000233 is 33200013023312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18399535723024 + 2932495277209 = 4289468^2 + 1712453^2 .

It is a cyclic number.

It is not a de Polignac number, because 21332031000233 - 2²⁰ = 21332029951657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21332031000199 and 21332031000208.

It is not a weakly prime, because it can be changed into another prime (21332031000253) 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, 10666015500116 + 10666015500117.

It is an arithmetic number, because the mean of its divisors is an integer number (10666015500117).

Almost surely, 2^{21332031000233} is an apocalyptic number.

It is an amenable number.

21332031000233 is a deficient number, since it is larger than the sum of its proper divisors (1).

21332031000233 is an equidigital number, since it uses as much as digits as its factorization.

21332031000233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 21332031000233 its reverse (33200013023312), we get a palindrome (54532044023545).

The spelling of 21332031000233 in words is "twenty-one trillion, three hundred thirty-two billion, thirty-one million, two hundred thirty-three", and thus it is an aban number.