1120442321 has 2 divisors, whose sum is σ = 1120442322. Its totient is φ = 1120442320.

The previous prime is 1120442317. The next prime is 1120442329. The reversal of 1120442321 is 1232440211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 908419600 + 212022721 = 30140^2 + 14561^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120442321 - 2² = 1120442317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120442293 and 1120442302.

It is not a weakly prime, because it can be changed into another prime (1120442329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560221160 + 560221161.

It is an arithmetic number, because the mean of its divisors is an integer number (560221161).

Almost surely, 2^1120442321 is an apocalyptic number.

It is an amenable number.

1120442321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120442321 is an equidigital number, since it uses as much as digits as its factorization.

1120442321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1120442321 is about 33473.0088429469. The cubic root of 1120442321 is about 1038.6355136380.

Adding to 1120442321 its reverse (1232440211), we get a palindrome (2352882532).

The spelling of 1120442321 in words is "one billion, one hundred twenty million, four hundred forty-two thousand, three hundred twenty-one".