1122020239 has 2 divisors, whose sum is σ = 1122020240. Its totient is φ = 1122020238.

The previous prime is 1122020203. The next prime is 1122020323. The reversal of 1122020239 is 9320202211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122020239 - 2¹⁹ = 1121495951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122020839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561010119 + 561010120.

It is an arithmetic number, because the mean of its divisors is an integer number (561010120).

Almost surely, 2^1122020239 is an apocalyptic number.

1122020239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122020239 is an equidigital number, since it uses as much as digits as its factorization.

1122020239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1122020239 is about 33496.5705558047. The cubic root of 1122020239 is about 1039.1228547823.

The spelling of 1122020239 in words is "one billion, one hundred twenty-two million, twenty thousand, two hundred thirty-nine".