2101164663 has 16 divisors (see below), whose sum is σ = 3034918880. Its totient is φ = 1293020352.

The previous prime is 2101164641. The next prime is 2101164673. The reversal of 2101164663 is 3664611012.

It is not a de Polignac number, because 2101164663 - 2⁵ = 2101164631 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2101164663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101164673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152806 + ... + 165987.

It is an arithmetic number, because the mean of its divisors is an integer number (189682430).

Almost surely, 2^2101164663 is an apocalyptic number.

2101164663 is a deficient number, since it is larger than the sum of its proper divisors (933754217).

2101164663 is an equidigital number, since it uses as much as digits as its factorization.

2101164663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318835 (or 318809 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 2101164663 is about 45838.4627032801. The cubic root of 2101164663 is about 1280.8158582475.

Adding to 2101164663 its reverse (3664611012), we get a palindrome (5765775675).

The spelling of 2101164663 in words is "two billion, one hundred one million, one hundred sixty-four thousand, six hundred sixty-three".