103531331003 has 4 divisors (see below), whose sum is σ = 104949568488. Its totient is φ = 102113093520.

The previous prime is 103531330937. The next prime is 103531331011. The reversal of 103531331003 is 300133135301.

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 103531331003 - 2¹² = 103531326907 is a prime.

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 103531331003.

It is not an unprimeable number, because it can be changed into a prime (103531331023) 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, 709118633 + ... + 709118778.

It is an arithmetic number, because the mean of its divisors is an integer number (26237392122).

Almost surely, 2^103531331003 is an apocalyptic number.

103531331003 is a deficient number, since it is larger than the sum of its proper divisors (1418237485).

103531331003 is an equidigital number, since it uses as much as digits as its factorization.

103531331003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418237484.

The product of its (nonzero) digits is 1215, while the sum is 23.

Adding to 103531331003 its reverse (300133135301), we get a palindrome (403664466304).

The spelling of 103531331003 in words is "one hundred three billion, five hundred thirty-one million, three hundred thirty-one thousand, three".