1224210133 has 2 divisors, whose sum is σ = 1224210134. Its totient is φ = 1224210132.

The previous prime is 1224210079. The next prime is 1224210161. The reversal of 1224210133 is 3310124221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1222341444 + 1868689 = 34962^2 + 1367^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224210133 - 2⁹ = 1224209621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1224210133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224210733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612105066 + 612105067.

It is an arithmetic number, because the mean of its divisors is an integer number (612105067).

Almost surely, 2^1224210133 is an apocalyptic number.

It is an amenable number.

1224210133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224210133 is an equidigital number, since it uses as much as digits as its factorization.

1224210133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1224210133 is about 34988.7143662067. The cubic root of 1224210133 is about 1069.7574589287.

Adding to 1224210133 its reverse (3310124221), we get a palindrome (4534334354).

The spelling of 1224210133 in words is "one billion, two hundred twenty-four million, two hundred ten thousand, one hundred thirty-three".