1322110243 has 2 divisors, whose sum is σ = 1322110244. Its totient is φ = 1322110242.

The previous prime is 1322110211. The next prime is 1322110253. The reversal of 1322110243 is 3420112231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1322110243 - 2⁵ = 1322110211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1322110243.

It is not a weakly prime, because it can be changed into another prime (1322110253) 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, 661055121 + 661055122.

It is an arithmetic number, because the mean of its divisors is an integer number (661055122).

Almost surely, 2^1322110243 is an apocalyptic number.

1322110243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322110243 is an equidigital number, since it uses as much as digits as its factorization.

1322110243 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1322110243 is about 36360.8339150796. The cubic root of 1322110243 is about 1097.5455585822.

Adding to 1322110243 its reverse (3420112231), we get a palindrome (4742222474).

The spelling of 1322110243 in words is "one billion, three hundred twenty-two million, one hundred ten thousand, two hundred forty-three".