2112113331 has 6 divisors (see below), whose sum is σ = 3050830380. Its totient is φ = 1408075548.

The previous prime is 2112113323. The next prime is 2112113347. The reversal of 2112113331 is 1333112112.

It is not a de Polignac number, because 2112113331 - 2³ = 2112113323 is a prime.

It is a super-2 number, since 2×2112113331² = 8922045445975831122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112114331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117339621 + ... + 117339638.

It is an arithmetic number, because the mean of its divisors is an integer number (508471730).

Almost surely, 2^2112113331 is an apocalyptic number.

2112113331 is a deficient number, since it is larger than the sum of its proper divisors (938717049).

2112113331 is a wasteful number, since it uses less digits than its factorization.

2112113331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234679265 (or 234679262 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 2112113331 is about 45957.7341804402. The cubic root of 2112113331 is about 1283.0366806455.

Adding to 2112113331 its reverse (1333112112), we get a palindrome (3445225443).

The spelling of 2112113331 in words is "two billion, one hundred twelve million, one hundred thirteen thousand, three hundred thirty-one".