2113233211 has 4 divisors (see below), whose sum is σ = 2113374312. Its totient is φ = 2113092112.

The previous prime is 2113233191. The next prime is 2113233217. The reversal of 2113233211 is 1123323112.

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 2113233211 - 2¹¹ = 2113231163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113233217) 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, 45001 + ... + 79066.

It is an arithmetic number, because the mean of its divisors is an integer number (528343578).

Almost surely, 2^2113233211 is an apocalyptic number.

2113233211 is a deficient number, since it is larger than the sum of its proper divisors (141101).

2113233211 is a wasteful number, since it uses less digits than its factorization.

2113233211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141100.

The product of its digits is 216, while the sum is 19.

The square root of 2113233211 is about 45969.9163692953. The cubic root of 2113233211 is about 1283.2634035245.

Adding to 2113233211 its reverse (1123323112), we get a palindrome (3236556323).

The spelling of 2113233211 in words is "two billion, one hundred thirteen million, two hundred thirty-three thousand, two hundred eleven".