20132365205 has 8 divisors (see below), whose sum is σ = 24320979000. Its totient is φ = 15997798336.

The previous prime is 20132365193. The next prime is 20132365217. The reversal of 20132365205 is 50256323102.

It is an interprime number because it is at equal distance from previous prime (20132365193) and next prime (20132365217).

It can be written as a sum of positive squares in 4 ways, for example, as 145757329 + 19986607876 = 12073^2 + 141374^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20132365205 - 2¹⁰ = 20132364181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13510910 + ... + 13512399.

It is an arithmetic number, because the mean of its divisors is an integer number (3040122375).

Almost surely, 2^20132365205 is an apocalyptic number.

It is an amenable number.

20132365205 is a deficient number, since it is larger than the sum of its proper divisors (4188613795).

20132365205 is a wasteful number, since it uses less digits than its factorization.

20132365205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27023463.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 20132365205 its reverse (50256323102), we get a palindrome (70388688307).

The spelling of 20132365205 in words is "twenty billion, one hundred thirty-two million, three hundred sixty-five thousand, two hundred five".