2001252233 has 2 divisors, whose sum is σ = 2001252234. Its totient is φ = 2001252232.

The previous prime is 2001252229. The next prime is 2001252251. The reversal of 2001252233 is 3322521002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1175666944 + 825585289 = 34288^2 + 28733^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001252233 - 2² = 2001252229 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001252283) 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 as a sum of consecutive naturals, namely, 1000626116 + 1000626117.

It is an arithmetic number, because the mean of its divisors is an integer number (1000626117).

Almost surely, 2^2001252233 is an apocalyptic number.

It is an amenable number.

2001252233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001252233 is an equidigital number, since it uses as much as digits as its factorization.

2001252233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2001252233 is about 44735.3577497710. The cubic root of 2001252233 is about 1260.1839474870.

Adding to 2001252233 its reverse (3322521002), we get a palindrome (5323773235).

The spelling of 2001252233 in words is "two billion, one million, two hundred fifty-two thousand, two hundred thirty-three".