103203031530103 has 4 divisors (see below), whose sum is σ = 103214644347760. Its totient is φ = 103191418712448.

The previous prime is 103203031530097. The next prime is 103203031530173. The reversal of 103203031530103 is 301035130302301.

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 103203031530103 - 2¹³ = 103203031521911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103203031530173) 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, 5806395498 + ... + 5806413271.

It is an arithmetic number, because the mean of its divisors is an integer number (25803661086940).

Almost surely, 2^{103203031530103} is an apocalyptic number.

103203031530103 is a deficient number, since it is larger than the sum of its proper divisors (11612817657).

103203031530103 is an equidigital number, since it uses as much as digits as its factorization.

103203031530103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11612817656.

The product of its (nonzero) digits is 2430, while the sum is 25.

Adding to 103203031530103 its reverse (301035130302301), we get a palindrome (404238161832404).

The spelling of 103203031530103 in words is "one hundred three trillion, two hundred three billion, thirty-one million, five hundred thirty thousand, one hundred three".