2133303111 has 12 divisors (see below), whose sum is σ = 3082327560. Its totient is φ = 1421791440.

The previous prime is 2133303091. The next prime is 2133303121. The reversal of 2133303111 is 1113033312.

It is a happy number.

2133303111 is a `hidden beast` number, since 21 + 3 + 330 + 311 + 1 = 666.

It is not a de Polignac number, because 2133303111 - 2¹⁸ = 2133040967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133303121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 541 + ... + 65321.

It is an arithmetic number, because the mean of its divisors is an integer number (256860630).

Almost surely, 2^2133303111 is an apocalyptic number.

2133303111 is a deficient number, since it is larger than the sum of its proper divisors (949024449).

2133303111 is a wasteful number, since it uses less digits than its factorization.

2133303111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68446 (or 68443 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 2133303111 is about 46187.6943676560. The cubic root of 2133303111 is about 1287.3131004159.

Adding to 2133303111 its reverse (1113033312), we get a palindrome (3246336423).

The spelling of 2133303111 in words is "two billion, one hundred thirty-three million, three hundred three thousand, one hundred eleven".