10131320030103 has 72 divisors (see below), whose sum is σ = 15766037960400. Its totient is φ = 6493765614336.

The previous prime is 10131320030093. The next prime is 10131320030123. The reversal of 10131320030103 is 30103002313101.

It is a happy number.

10131320030103 is a `hidden beast` number, since 10 + 1 + 31 + 320 + 0 + 301 + 0 + 3 = 666.

It is not a de Polignac number, because 10131320030103 - 2¹² = 10131320026007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131320030123) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 402519103 + ... + 402544271.

It is an arithmetic number, because the mean of its divisors is an integer number (218972749450).

Almost surely, 2^{10131320030103} is an apocalyptic number.

10131320030103 is a deficient number, since it is larger than the sum of its proper divisors (5634717930297).

10131320030103 is an frugal number, since it uses more digits than its factorization.

10131320030103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25691 (or 25440 counting only the distinct ones).

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

Adding to 10131320030103 its reverse (30103002313101), we get a palindrome (40234322343204).

The spelling of 10131320030103 in words is "ten trillion, one hundred thirty-one billion, three hundred twenty million, thirty thousand, one hundred three".