2221211033 has 2 divisors, whose sum is σ = 2221211034. Its totient is φ = 2221211032.

The previous prime is 2221211029. The next prime is 2221211059. The reversal of 2221211033 is 3301121222.

2221211033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1631109769 + 590101264 = 40387^2 + 24292^2 .

It is a cyclic number.

It is not a de Polignac number, because 2221211033 - 2² = 2221211029 is a prime.

It is not a weakly prime, because it can be changed into another prime (2221211063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110605516 + 1110605517.

It is an arithmetic number, because the mean of its divisors is an integer number (1110605517).

Almost surely, 2^2221211033 is an apocalyptic number.

It is an amenable number.

2221211033 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221211033 is an equidigital number, since it uses as much as digits as its factorization.

2221211033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2221211033 is about 47129.7255773891. The cubic root of 2221211033 is about 1304.7579167615.

Adding to 2221211033 its reverse (3301121222), we get a palindrome (5522332255).

The spelling of 2221211033 in words is "two billion, two hundred twenty-one million, two hundred eleven thousand, thirty-three".