20310200056065 has 32 divisors (see below), whose sum is σ = 32803110660096. Its totient is φ = 10729862228160.

The previous prime is 20310200056057. The next prime is 20310200056079. The reversal of 20310200056065 is 56065000201302.

It is not a de Polignac number, because 20310200056065 - 2³ = 20310200056057 is a prime.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 16620360 + ... + 17800470.

It is an arithmetic number, because the mean of its divisors is an integer number (1025097208128).

Almost surely, 2^{20310200056065} is an apocalyptic number.

It is an amenable number.

20310200056065 is a deficient number, since it is larger than the sum of its proper divisors (12492910604031).

20310200056065 is a wasteful number, since it uses less digits than its factorization.

20310200056065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190949.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 20310200056065 its reverse (56065000201302), we get a palindrome (76375200257367).

The spelling of 20310200056065 in words is "twenty trillion, three hundred ten billion, two hundred million, fifty-six thousand, sixty-five".