2133220241 has 2 divisors, whose sum is σ = 2133220242. Its totient is φ = 2133220240.

The previous prime is 2133220189. The next prime is 2133220247. The reversal of 2133220241 is 1420223312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1814419216 + 318801025 = 42596^2 + 17855^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133220241 - 2¹⁴ = 2133203857 is a prime.

It is a super-2 number, since 2×2133220241² = 9101257193224196162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2133220247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066610120 + 1066610121.

It is an arithmetic number, because the mean of its divisors is an integer number (1066610121).

Almost surely, 2^2133220241 is an apocalyptic number.

It is an amenable number.

2133220241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133220241 is an equidigital number, since it uses as much as digits as its factorization.

2133220241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2133220241 is about 46186.7972585240. The cubic root of 2133220241 is about 1287.2964312707.

Adding to 2133220241 its reverse (1420223312), we get a palindrome (3553443553).

The spelling of 2133220241 in words is "two billion, one hundred thirty-three million, two hundred twenty thousand, two hundred forty-one".