2211113133 has 28 divisors (see below), whose sum is σ = 3360647100. Its totient is φ = 1453847616.

The previous prime is 2211113131. The next prime is 2211113147. The reversal of 2211113133 is 3313111122.

2211113133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 546717924 + 1664395209 = 23382^2 + 40797^2 .

It is not a de Polignac number, because 2211113133 - 2¹ = 2211113131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211113131) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 32443 + ... + 73991.

Almost surely, 2^2211113133 is an apocalyptic number.

It is an amenable number.

2211113133 is a deficient number, since it is larger than the sum of its proper divisors (1149533967).

2211113133 is an frugal number, since it uses more digits than its factorization.

2211113133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41640 (or 41625 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 2211113133 is about 47022.4747647335. The cubic root of 2211113133 is about 1302.7777160381. Note that the first 4 decimals are identical.

Adding to 2211113133 its reverse (3313111122), we get a palindrome (5524224255).

The spelling of 2211113133 in words is "two billion, two hundred eleven million, one hundred thirteen thousand, one hundred thirty-three".