2110065809345 has 12 divisors (see below), whose sum is σ = 2741836993596. Its totient is φ = 1558202443200.

The previous prime is 2110065809339. The next prime is 2110065809347. The reversal of 2110065809345 is 5439085600112.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 329765359504 + 1780300449841 = 574252^2 + 1334279^2 .

It is not a de Polignac number, because 2110065809345 - 2⁴ = 2110065809329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2110065809296 and 2110065809305.

It is not an unprimeable number, because it can be changed into a prime (2110065809347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1248558806 + ... + 1248560495.

It is an arithmetic number, because the mean of its divisors is an integer number (228486416133).

Almost surely, 2^{2110065809345} is an apocalyptic number.

It is an amenable number.

2110065809345 is a deficient number, since it is larger than the sum of its proper divisors (631771184251).

2110065809345 is a wasteful number, since it uses less digits than its factorization.

2110065809345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2497119332 (or 2497119319 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 2110065809345 in words is "two trillion, one hundred ten billion, sixty-five million, eight hundred nine thousand, three hundred forty-five".