2011116512 has 12 divisors (see below), whose sum is σ = 3959385696. Its totient is φ = 1005558240.

The previous prime is 2011116491. The next prime is 2011116533. The reversal of 2011116512 is 2156111102.

It is an interprime number because it is at equal distance from previous prime (2011116491) and next prime (2011116533).

It is a super-3 number, since 3×2011116512³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31423664 + ... + 31423727.

It is an arithmetic number, because the mean of its divisors is an integer number (329948808).

Almost surely, 2^2011116512 is an apocalyptic number.

It is an amenable number.

2011116512 is a deficient number, since it is larger than the sum of its proper divisors (1948269184).

2011116512 is an equidigital number, since it uses as much as digits as its factorization.

2011116512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62847401 (or 62847393 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

The square root of 2011116512 is about 44845.4737069417. The cubic root of 2011116512 is about 1262.2510595273.

Adding to 2011116512 its reverse (2156111102), we get a palindrome (4167227614).

The spelling of 2011116512 in words is "two billion, eleven million, one hundred sixteen thousand, five hundred twelve".