2233424021 has 2 divisors, whose sum is σ = 2233424022. Its totient is φ = 2233424020.

The previous prime is 2233423963. The next prime is 2233424033. The reversal of 2233424021 is 1204243322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1515934225 + 717489796 = 38935^2 + 26786^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233424021 - 2⁶ = 2233423957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2233424041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116712010 + 1116712011.

It is an arithmetic number, because the mean of its divisors is an integer number (1116712011).

Almost surely, 2^2233424021 is an apocalyptic number.

It is an amenable number.

2233424021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2233424021 is an equidigital number, since it uses as much as digits as its factorization.

2233424021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2233424021 is about 47259.1157450073. The cubic root of 2233424021 is about 1307.1448843600.

Adding to 2233424021 its reverse (1204243322), we get a palindrome (3437667343).

The spelling of 2233424021 in words is "two billion, two hundred thirty-three million, four hundred twenty-four thousand, twenty-one".