2113574110161 has 8 divisors (see below), whose sum is σ = 2983869332064. Its totient is φ = 1326164147520.

The previous prime is 2113574110079. The next prime is 2113574110181. The reversal of 2113574110161 is 1610114753112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2113574110161 - 2³⁰ = 2112500368337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113574110181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20721314755 + ... + 20721314856.

It is an arithmetic number, because the mean of its divisors is an integer number (372983666508).

Almost surely, 2^{2113574110161} is an apocalyptic number.

It is an amenable number.

2113574110161 is a deficient number, since it is larger than the sum of its proper divisors (870295221903).

2113574110161 is a wasteful number, since it uses less digits than its factorization.

2113574110161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41442629631.

The product of its (nonzero) digits is 5040, while the sum is 33.

Adding to 2113574110161 its reverse (1610114753112), we get a palindrome (3723688863273).

The spelling of 2113574110161 in words is "two trillion, one hundred thirteen billion, five hundred seventy-four million, one hundred ten thousand, one hundred sixty-one".