2112323112011 has 24 divisors (see below), whose sum is σ = 2472813913680. Its totient is φ = 1799056852992.

The previous prime is 2112323111999. The next prime is 2112323112013. The reversal of 2112323112011 is 1102113232112.

It is not a de Polignac number, because 2112323112011 - 2¹⁰ = 2112323110987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112323112013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39405035 + ... + 39458603.

It is an arithmetic number, because the mean of its divisors is an integer number (103033913070).

Almost surely, 2^{2112323112011} is an apocalyptic number.

2112323112011 is a deficient number, since it is larger than the sum of its proper divisors (360490801669).

2112323112011 is a wasteful number, since it uses less digits than its factorization.

2112323112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58683 (or 58676 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2112323112011 its reverse (1102113232112), we get a palindrome (3214436344123).

The spelling of 2112323112011 in words is "two trillion, one hundred twelve billion, three hundred twenty-three million, one hundred twelve thousand, eleven".