211113133 has 8 divisors (see below), whose sum is σ = 263206080. Its totient is φ = 164503680.

The previous prime is 211113109. The next prime is 211113139. The reversal of 211113133 is 331311112.

211113133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 211113133 - 2²⁵ = 177558701 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 (211113139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1370788 + ... + 1370941.

It is an arithmetic number, because the mean of its divisors is an integer number (32900760).

Almost surely, 2^211113133 is an apocalyptic number.

It is an amenable number.

211113133 is a deficient number, since it is larger than the sum of its proper divisors (52092947).

211113133 is a wasteful number, since it uses less digits than its factorization.

211113133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2741747.

The product of its digits is 54, while the sum is 16.

The square root of 211113133 is about 14529.7327229375. The cubic root of 211113133 is about 595.4405634751.

Adding to 211113133 its reverse (331311112), we get a palindrome (542424245).

The spelling of 211113133 in words is "two hundred eleven million, one hundred thirteen thousand, one hundred thirty-three".