2132113111 has 4 divisors (see below), whose sum is σ = 2133027000. Its totient is φ = 2131199224.

The previous prime is 2132113079. The next prime is 2132113169. The reversal of 2132113111 is 1113112312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2132113111 - 2⁵ = 2132113079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132110111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453436 + ... + 458113.

It is an arithmetic number, because the mean of its divisors is an integer number (533256750).

Almost surely, 2^2132113111 is an apocalyptic number.

2132113111 is a deficient number, since it is larger than the sum of its proper divisors (913889).

2132113111 is an equidigital number, since it uses as much as digits as its factorization.

2132113111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913888.

The product of its digits is 36, while the sum is 16.

The square root of 2132113111 is about 46174.8103515326. The cubic root of 2132113111 is about 1287.0736927243.

Adding to 2132113111 its reverse (1113112312), we get a palindrome (3245225423).

The spelling of 2132113111 in words is "two billion, one hundred thirty-two million, one hundred thirteen thousand, one hundred eleven".