20340302223005 has 16 divisors (see below), whose sum is σ = 24466037557104. Its totient is φ = 16233828925440.

The previous prime is 20340302222987. The next prime is 20340302223067. The reversal of 20340302223005 is 50032220304302.

It can be written as a sum of positive squares in 8 ways, for example, as 2146008185476 + 18194294037529 = 1464926^2 + 4265477^2 .

It is not a de Polignac number, because 20340302223005 - 2⁶ = 20340302222941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2075117 + ... + 6707213.

It is an arithmetic number, because the mean of its divisors is an integer number (1529127347319).

Almost surely, 2^{20340302223005} is an apocalyptic number.

It is an amenable number.

20340302223005 is a deficient number, since it is larger than the sum of its proper divisors (4125735334099).

20340302223005 is a wasteful number, since it uses less digits than its factorization.

20340302223005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4634176.

The product of its (nonzero) digits is 8640, while the sum is 26.

Adding to 20340302223005 its reverse (50032220304302), we get a palindrome (70372522527307).

The spelling of 20340302223005 in words is "twenty trillion, three hundred forty billion, three hundred two million, two hundred twenty-three thousand, five".