4033224121 has 2 divisors, whose sum is σ = 4033224122. Its totient is φ = 4033224120.

The previous prime is 4033224119. The next prime is 4033224149. The reversal of 4033224121 is 1214223304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3967614121 + 65610000 = 62989^2 + 8100^2 .

It is a cyclic number.

It is not a de Polignac number, because 4033224121 - 2¹ = 4033224119 is a prime.

Together with 4033224119, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4033224092 and 4033224101.

It is not a weakly prime, because it can be changed into another prime (4033224101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2016612060 + 2016612061.

It is an arithmetic number, because the mean of its divisors is an integer number (2016612061).

Almost surely, 2^4033224121 is an apocalyptic number.

It is an amenable number.

4033224121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4033224121 is an equidigital number, since it uses as much as digits as its factorization.

4033224121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4033224121 is about 63507.6697809013. The cubic root of 4033224121 is about 1591.7839398596.

Adding to 4033224121 its reverse (1214223304), we get a palindrome (5247447425).

The spelling of 4033224121 in words is "four billion, thirty-three million, two hundred twenty-four thousand, one hundred twenty-one".