2133313111 has 2 divisors, whose sum is σ = 2133313112. Its totient is φ = 2133313110.

The previous prime is 2133313099. The next prime is 2133313121. The reversal of 2133313111 is 1113133312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2133313111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133313121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066656555 + 1066656556.

It is an arithmetic number, because the mean of its divisors is an integer number (1066656556).

Almost surely, 2^2133313111 is an apocalyptic number.

2133313111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133313111 is an equidigital number, since it uses as much as digits as its factorization.

2133313111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162, while the sum is 19.

The square root of 2133313111 is about 46187.8026214714. The cubic root of 2133313111 is about 1287.3151118680.

Adding to 2133313111 its reverse (1113133312), we get a palindrome (3246446423).

The spelling of 2133313111 in words is "two billion, one hundred thirty-three million, three hundred thirteen thousand, one hundred eleven".