2113141085 has 16 divisors (see below), whose sum is σ = 2767588992. Its totient is φ = 1536110400.

The previous prime is 2113141081. The next prime is 2113141159. The reversal of 2113141085 is 5801413112.

It is not a de Polignac number, because 2113141085 - 2² = 2113141081 is a prime.

It is a super-2 number, since 2×2113141085² = 8930730490229954450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113141081) 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 15 ways as a sum of consecutive naturals, for example, 128480 + ... + 143990.

It is an arithmetic number, because the mean of its divisors is an integer number (172974312).

Almost surely, 2^2113141085 is an apocalyptic number.

It is an amenable number.

2113141085 is a deficient number, since it is larger than the sum of its proper divisors (654447907).

2113141085 is a wasteful number, since it uses less digits than its factorization.

2113141085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18004.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 2113141085 is about 45968.9143334928. The cubic root of 2113141085 is about 1283.2447553788.

Adding to 2113141085 its reverse (5801413112), we get a palindrome (7914554197).

The spelling of 2113141085 in words is "two billion, one hundred thirteen million, one hundred forty-one thousand, eighty-five".