103103131203 has 14 divisors (see below), whose sum is σ = 154583982444. Its totient is φ = 68735420316.

The previous prime is 103103131177. The next prime is 103103131217. The reversal of 103103131203 is 302131301301.

It is a happy number.

103103131203 is a `hidden beast` number, since 10 + 310 + 31 + 312 + 0 + 3 = 666.

It is not a de Polignac number, because 103103131203 - 2⁸ = 103103130947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103103171203) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 70714725 + ... + 70716182.

Almost surely, 2^103103131203 is an apocalyptic number.

103103131203 is a deficient number, since it is larger than the sum of its proper divisors (51480851241).

103103131203 is an frugal number, since it uses more digits than its factorization.

103103131203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141430925 (or 141430910 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 103103131203 its reverse (302131301301), we get a palindrome (405234432504).

The spelling of 103103131203 in words is "one hundred three billion, one hundred three million, one hundred thirty-one thousand, two hundred three".