1103300123203 has 4 divisors (see below), whose sum is σ = 1161368550760. Its totient is φ = 1045231695648.

The previous prime is 1103300123201. The next prime is 1103300123231. The reversal of 1103300123203 is 3023210033011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1103300123203 - 2¹ = 1103300123201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 58068427537 = 1103300123203 / (1 + 1 + 0 + 3 + 3 + 0 + 0 + 1 + 2 + 3 + 2 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103300123201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29034213750 + ... + 29034213787.

It is an arithmetic number, because the mean of its divisors is an integer number (290342137690).

Almost surely, 2^{1103300123203} is an apocalyptic number.

1103300123203 is a deficient number, since it is larger than the sum of its proper divisors (58068427557).

1103300123203 is an equidigital number, since it uses as much as digits as its factorization.

1103300123203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58068427556.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1103300123203 its reverse (3023210033011), we get a palindrome (4126510156214).

The spelling of 1103300123203 in words is "one trillion, one hundred three billion, three hundred million, one hundred twenty-three thousand, two hundred three".