1103203113001 has 8 divisors (see below), whose sum is σ = 1203531643584. Its totient is φ = 1002880805520.

The previous prime is 1103203112989. The next prime is 1103203113013. The reversal of 1103203113001 is 1003113023011.

It is an interprime number because it is at equal distance from previous prime (1103203112989) and next prime (1103203113013).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1103203113001 - 2¹⁹ = 1103202588713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103203153001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1181181 + ... + 1897786.

It is an arithmetic number, because the mean of its divisors is an integer number (150441455448).

Almost surely, 2^{1103203113001} is an apocalyptic number.

1103203113001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1103203113001 is a deficient number, since it is larger than the sum of its proper divisors (100328530583).

1103203113001 is a wasteful number, since it uses less digits than its factorization.

1103203113001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111551.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1103203113001 its reverse (1003113023011), we get a palindrome (2106316136012).

The spelling of 1103203113001 in words is "one trillion, one hundred three billion, two hundred three million, one hundred thirteen thousand, one".