2113070208113 has 4 divisors (see below), whose sum is σ = 2113476807540. Its totient is φ = 2112663608688.

The previous prime is 2113070208103. The next prime is 2113070208149. The reversal of 2113070208113 is 3118020703112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 806856655504 + 1306213552609 = 898252^2 + 1142897^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113070208113 - 2⁴ = 2113070208097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2113070208103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203291918 + ... + 203302311.

It is an arithmetic number, because the mean of its divisors is an integer number (528369201885).

Almost surely, 2^{2113070208113} is an apocalyptic number.

It is an amenable number.

2113070208113 is a deficient number, since it is larger than the sum of its proper divisors (406599427).

2113070208113 is an equidigital number, since it uses as much as digits as its factorization.

2113070208113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406599426.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 2113070208113 in words is "two trillion, one hundred thirteen billion, seventy million, two hundred eight thousand, one hundred thirteen".