2113232111 has 8 divisors (see below), whose sum is σ = 2205848544. Its totient is φ = 2020677120.

The previous prime is 2113232083. The next prime is 2113232113. The reversal of 2113232111 is 1112323112.

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

It is a cyclic number.

It is not a de Polignac number, because 2113232111 - 2²² = 2109037807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2113232111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113232113) 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 7 ways as a sum of consecutive naturals, for example, 63635 + ... + 90971.

It is an arithmetic number, because the mean of its divisors is an integer number (275731068).

Almost surely, 2^2113232111 is an apocalyptic number.

2113232111 is a deficient number, since it is larger than the sum of its proper divisors (92616433).

2113232111 is a wasteful number, since it uses less digits than its factorization.

2113232111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30721.

The product of its digits is 72, while the sum is 17.

The square root of 2113232111 is about 45969.9044049474. The cubic root of 2113232111 is about 1283.2631808657.

Adding to 2113232111 its reverse (1112323112), we get a palindrome (3225555223).

The spelling of 2113232111 in words is "two billion, one hundred thirteen million, two hundred thirty-two thousand, one hundred eleven".