2233022021 has 2 divisors, whose sum is σ = 2233022022. Its totient is φ = 2233022020.

The previous prime is 2233022017. The next prime is 2233022053. The reversal of 2233022021 is 1202203322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1149888100 + 1083133921 = 33910^2 + 32911^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233022021 - 2² = 2233022017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2233022081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116511010 + 1116511011.

It is an arithmetic number, because the mean of its divisors is an integer number (1116511011).

Almost surely, 2^2233022021 is an apocalyptic number.

It is an amenable number.

2233022021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2233022021 is an equidigital number, since it uses as much as digits as its factorization.

2233022021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2233022021 is about 47254.8624058943. The cubic root of 2233022021 is about 1307.0664541457.

Adding to 2233022021 its reverse (1202203322), we get a palindrome (3435225343).

The spelling of 2233022021 in words is "two billion, two hundred thirty-three million, twenty-two thousand, twenty-one".