10131023403 has 10 divisors (see below), whose sum is σ = 15133998044. Its totient is φ = 6754015548.

The previous prime is 10131023381. The next prime is 10131023407. The reversal of 10131023403 is 30432013101.

10131023403 is a `hidden beast` number, since 10 + 1 + 310 + 2 + 340 + 3 = 666.

It is not a de Polignac number, because 10131023403 - 2²² = 10126829099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10131023407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 62537101 + ... + 62537262.

Almost surely, 2^10131023403 is an apocalyptic number.

10131023403 is a deficient number, since it is larger than the sum of its proper divisors (5002974641).

10131023403 is an equidigital number, since it uses as much as digits as its factorization.

10131023403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125074375 (or 125074366 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10131023403 its reverse (30432013101), we get a palindrome (40563036504).

The spelling of 10131023403 in words is "ten billion, one hundred thirty-one million, twenty-three thousand, four hundred three".