2102065633 has 2 divisors, whose sum is σ = 2102065634. Its totient is φ = 2102065632.

The previous prime is 2102065619. The next prime is 2102065649. The reversal of 2102065633 is 3365602012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1543546944 + 558518689 = 39288^2 + 23633^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102065633 - 2²⁵ = 2068511201 is a prime.

It is not a weakly prime, because it can be changed into another prime (2102065033) 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, 1051032816 + 1051032817.

It is an arithmetic number, because the mean of its divisors is an integer number (1051032817).

Almost surely, 2^2102065633 is an apocalyptic number.

It is an amenable number.

2102065633 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102065633 is an equidigital number, since it uses as much as digits as its factorization.

2102065633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2102065633 is about 45848.2893137792. The cubic root of 2102065633 is about 1280.9989014558.

Adding to 2102065633 its reverse (3365602012), we get a palindrome (5467667645).

The spelling of 2102065633 in words is "two billion, one hundred two million, sixty-five thousand, six hundred thirty-three".