4221003233 has 2 divisors, whose sum is σ = 4221003234. Its totient is φ = 4221003232.

The previous prime is 4221003221. The next prime is 4221003277. The reversal of 4221003233 is 3323001224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3897255184 + 323748049 = 62428^2 + 17993^2 .

It is a cyclic number.

It is not a de Polignac number, because 4221003233 - 2⁶ = 4221003169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4221003533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110501616 + 2110501617.

It is an arithmetic number, because the mean of its divisors is an integer number (2110501617).

Almost surely, 2^4221003233 is an apocalyptic number.

It is an amenable number.

4221003233 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221003233 is an equidigital number, since it uses as much as digits as its factorization.

4221003233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 4221003233 is about 64969.2483641299. The cubic root of 4221003233 is about 1616.1136370406.

Adding to 4221003233 its reverse (3323001224), we get a palindrome (7544004457).

The spelling of 4221003233 in words is "four billion, two hundred twenty-one million, three thousand, two hundred thirty-three".