1101103313203 has 4 divisors (see below), whose sum is σ = 1117537691080. Its totient is φ = 1084668935328.

The previous prime is 1101103313179. The next prime is 1101103313347. The reversal of 1101103313203 is 3023133011011.

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 1101103313203 - 2²⁹ = 1100566442291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101103313503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8217188838 + ... + 8217188971.

It is an arithmetic number, because the mean of its divisors is an integer number (279384422770).

Almost surely, 2^{1101103313203} is an apocalyptic number.

1101103313203 is a deficient number, since it is larger than the sum of its proper divisors (16434377877).

1101103313203 is an equidigital number, since it uses as much as digits as its factorization.

1101103313203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16434377876.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1101103313203 its reverse (3023133011011), we get a palindrome (4124236324214).

The spelling of 1101103313203 in words is "one trillion, one hundred one billion, one hundred three million, three hundred thirteen thousand, two hundred three".