2132111 has 4 divisors (see below), whose sum is σ = 2161392. Its totient is φ = 2102832.

The previous prime is 2132107. The next prime is 2132113. The reversal of 2132111 is 1112312.

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 2132111 - 2² = 2132107 is a prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 1 + 3⁷ + 2²¹ + 1 + 1 + 1 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2132092 and 2132101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132113) 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, 14531 + ... + 14676.

It is an arithmetic number, because the mean of its divisors is an integer number (540348).

2^2132111 is an apocalyptic number.

2132111 is a deficient number, since it is larger than the sum of its proper divisors (29281).

2132111 is an equidigital number, since it uses as much as digits as its factorization.

2132111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29280.

The product of its digits is 12, while the sum is 11.

The square root of 2132111 is about 1460.1749895132. The cubic root of 2132111 is about 128.7073267948.

Adding to 2132111 its reverse (1112312), we get a palindrome (3244423).

The spelling of 2132111 in words is "two million, one hundred thirty-two thousand, one hundred eleven".