1103020103 has 2 divisors, whose sum is σ = 1103020104. Its totient is φ = 1103020102.

The previous prime is 1103020081. The next prime is 1103020109. The reversal of 1103020103 is 3010203011.

It is a strong prime.

It is an emirp because it is prime and its reverse (3010203011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1103020103 - 2²² = 1098825799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103020109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551510051 + 551510052.

It is an arithmetic number, because the mean of its divisors is an integer number (551510052).

Almost surely, 2^1103020103 is an apocalyptic number.

1103020103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103020103 is an equidigital number, since it uses as much as digits as its factorization.

1103020103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1103020103 is about 33211.7464611544. The cubic root of 1103020103 is about 1033.2239771082.

Adding to 1103020103 its reverse (3010203011), we get a palindrome (4113223114).

The spelling of 1103020103 in words is "one billion, one hundred three million, twenty thousand, one hundred three".