10565013303 has 24 divisors (see below), whose sum is σ = 17043154128. Its totient is φ = 6501544704.

The previous prime is 10565013271. The next prime is 10565013317. The reversal of 10565013303 is 30331056501.

10565013303 is a `hidden beast` number, since 1 + 0 + 5 + 650 + 1 + 3 + 3 + 0 + 3 = 666.

It is not a de Polignac number, because 10565013303 - 2⁵ = 10565013271 is a prime.

It is a super-2 number, since 2×10565013303² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10565013323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1669050 + ... + 1675367.

It is an arithmetic number, because the mean of its divisors is an integer number (710131422).

Almost surely, 2^10565013303 is an apocalyptic number.

10565013303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10565013303 is a deficient number, since it is larger than the sum of its proper divisors (6478140825).

10565013303 is an equidigital number, since it uses as much as digits as its factorization.

10565013303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344445 (or 3344433 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

Adding to 10565013303 its reverse (30331056501), we get a palindrome (40896069804).

The spelling of 10565013303 in words is "ten billion, five hundred sixty-five million, thirteen thousand, three hundred three".