1103403203031 has 8 divisors (see below), whose sum is σ = 1471249747840. Its totient is φ = 735579396792.

The previous prime is 1103403203011. The next prime is 1103403203047. The reversal of 1103403203031 is 1303023043011.

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

It is not a de Polignac number, because 1103403203031 - 2²¹ = 1103401105879 is a prime.

It is a super-2 number, since 2×1103403203031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103403202989 and 1103403203007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103403203011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5571091 + ... + 5765748.

It is an arithmetic number, because the mean of its divisors is an integer number (183906218480).

Almost surely, 2^{1103403203031} is an apocalyptic number.

1103403203031 is a deficient number, since it is larger than the sum of its proper divisors (367846544809).

1103403203031 is a wasteful number, since it uses less digits than its factorization.

1103403203031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11369285.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1103403203031 its reverse (1303023043011), we get a palindrome (2406426246042).

The spelling of 1103403203031 in words is "one trillion, one hundred three billion, four hundred three million, two hundred three thousand, thirty-one".