2133223133 has 2 divisors, whose sum is σ = 2133223134. Its totient is φ = 2133223132.

The previous prime is 2133223069. The next prime is 2133223171. The reversal of 2133223133 is 3313223312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1323649924 + 809573209 = 36382^2 + 28453^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133223133 - 2⁶ = 2133223069 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2133223099 and 2133223108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133223033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066611566 + 1066611567.

It is an arithmetic number, because the mean of its divisors is an integer number (1066611567).

Almost surely, 2^2133223133 is an apocalyptic number.

It is an amenable number.

2133223133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133223133 is an equidigital number, since it uses as much as digits as its factorization.

2133223133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 23.

The square root of 2133223133 is about 46186.8285661616. The cubic root of 2133223133 is about 1287.2970129983.

Adding to 2133223133 its reverse (3313223312), we get a palindrome (5446446445).

The spelling of 2133223133 in words is "two billion, one hundred thirty-three million, two hundred twenty-three thousand, one hundred thirty-three".