1103103323103 has 16 divisors (see below), whose sum is σ = 1563246414080. Its totient is φ = 689932785024.

The previous prime is 1103103323093. The next prime is 1103103323117. The reversal of 1103103323103 is 3013233013011.

It is not a de Polignac number, because 1103103323103 - 2¹⁶ = 1103103257567 is a prime.

It is a super-3 number, since 3×1103103323103³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1103103323103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103103303103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93939226 + ... + 93950967.

It is an arithmetic number, because the mean of its divisors is an integer number (97702900880).

Almost surely, 2^{1103103323103} is an apocalyptic number.

1103103323103 is a deficient number, since it is larger than the sum of its proper divisors (460143090977).

1103103323103 is a wasteful number, since it uses less digits than its factorization.

1103103323103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187890318.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1103103323103 its reverse (3013233013011), we get a palindrome (4116336336114).

The spelling of 1103103323103 in words is "one trillion, one hundred three billion, one hundred three million, three hundred twenty-three thousand, one hundred three".