2110065505513 has 6 divisors (see below), whose sum is σ = 2454565996266. Its totient is φ = 1808627576112.

The previous prime is 2110065505487. The next prime is 2110065505543. The reversal of 2110065505513 is 3155055600112.

It can be written as a sum of positive squares in only one way, i.e., 1665640616409 + 444424889104 = 1290597^2 + 666652^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2110065505513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2110065505543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21531280620 + ... + 21531280717.

It is an arithmetic number, because the mean of its divisors is an integer number (409094332711).

Almost surely, 2^{2110065505513} is an apocalyptic number.

It is an amenable number.

2110065505513 is a deficient number, since it is larger than the sum of its proper divisors (344500490753).

2110065505513 is an equidigital number, since it uses as much as digits as its factorization.

2110065505513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43062561351 (or 43062561344 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 2110065505513 in words is "two trillion, one hundred ten billion, sixty-five million, five hundred five thousand, five hundred thirteen".