1222033289 has 2 divisors, whose sum is σ = 1222033290. Its totient is φ = 1222033288.

The previous prime is 1222033283. The next prime is 1222033333. The reversal of 1222033289 is 9823302221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 940464889 + 281568400 = 30667^2 + 16780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222033289 - 2⁴ = 1222033273 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222033283) 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, 611016644 + 611016645.

It is an arithmetic number, because the mean of its divisors is an integer number (611016645).

Almost surely, 2^1222033289 is an apocalyptic number.

It is an amenable number.

1222033289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222033289 is an equidigital number, since it uses as much as digits as its factorization.

1222033289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1222033289 is about 34957.5927231839. The cubic root of 1222033289 is about 1069.1230153600.

The spelling of 1222033289 in words is "one billion, two hundred twenty-two million, thirty-three thousand, two hundred eighty-nine".