1103323213043 has 2 divisors, whose sum is σ = 1103323213044. Its totient is φ = 1103323213042.

The previous prime is 1103323212949. The next prime is 1103323213061. The reversal of 1103323213043 is 3403123233011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1103323213043 - 2¹² = 1103323208947 is a prime.

It is a super-2 number, since 2×1103323213043² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1103323213093) 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, 551661606521 + 551661606522.

It is an arithmetic number, because the mean of its divisors is an integer number (551661606522).

Almost surely, 2^{1103323213043} is an apocalyptic number.

1103323213043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103323213043 is an equidigital number, since it uses as much as digits as its factorization.

1103323213043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1103323213043 its reverse (3403123233011), we get a palindrome (4506446446054).

The spelling of 1103323213043 in words is "one trillion, one hundred three billion, three hundred twenty-three million, two hundred thirteen thousand, forty-three".