1222332239 has 2 divisors, whose sum is σ = 1222332240. Its totient is φ = 1222332238.

The previous prime is 1222332203. The next prime is 1222332247. The reversal of 1222332239 is 9322332221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222332239 - 2¹² = 1222328143 is a prime.

It is a super-2 number, since 2×1222332239² = 2988192204997506242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222332439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611166119 + 611166120.

It is an arithmetic number, because the mean of its divisors is an integer number (611166120).

Almost surely, 2^1222332239 is an apocalyptic number.

1222332239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222332239 is an equidigital number, since it uses as much as digits as its factorization.

1222332239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 1222332239 is about 34961.8683568256. The cubic root of 1222332239 is about 1069.2101892717.

The spelling of 1222332239 in words is "one billion, two hundred twenty-two million, three hundred thirty-two thousand, two hundred thirty-nine".