2111332133 has 4 divisors (see below), whose sum is σ = 2111484768. Its totient is φ = 2111179500.

The previous prime is 2111332129. The next prime is 2111332141. The reversal of 2111332133 is 3312331112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2111332133 - 2² = 2111332129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111332103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53243 + ... + 84008.

It is an arithmetic number, because the mean of its divisors is an integer number (527871192).

Almost surely, 2^2111332133 is an apocalyptic number.

It is an amenable number.

2111332133 is a deficient number, since it is larger than the sum of its proper divisors (152635).

2111332133 is a wasteful number, since it uses less digits than its factorization.

2111332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152634.

The product of its digits is 324, while the sum is 20.

The square root of 2111332133 is about 45949.2343026519. The cubic root of 2111332133 is about 1282.8784774417.

Adding to 2111332133 its reverse (3312331112), we get a palindrome (5423663245).

The spelling of 2111332133 in words is "two billion, one hundred eleven million, three hundred thirty-two thousand, one hundred thirty-three".