1101330103 has 2 divisors, whose sum is σ = 1101330104.
Its totient is φ = 1101330102.
The previous prime is 1101330101. The next prime is 1101330107. The reversal of 1101330103 is 3010331011.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1101330103 - 21 = 1101330101 is a prime.
Together with 1101330101, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1101330101) 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, 550665051 + 550665052.
It is an arithmetic number, because the mean of its divisors is an integer number (550665052).
Almost surely, 21101330103 is an apocalyptic number.
1101330103 is a deficient number, since it is larger than the sum of its proper divisors (1).
1101330103 is an equidigital number, since it uses as much as digits as its factorization.
1101330103 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 27, while the sum is 13.
The square root of 1101330103 is about 33186.2939027545.
The cubic root of 1101330103 is about 1032.6960202536.
Adding to 1101330103 its reverse (3010331011), we get a palindrome (4111661114).
The spelling of 1101330103 in words is "one billion, one hundred one million, three hundred thirty thousand, one hundred three".