10131030221403 has 96 divisors (see below), whose sum is σ = 17129710725120. Its totient is φ = 5211870842880.

The previous prime is 10131030221399. The next prime is 10131030221413. The reversal of 10131030221403 is 30412203013101.

It is not a de Polignac number, because 10131030221403 - 2² = 10131030221399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 10131030221403.

It is not an unprimeable number, because it can be changed into a prime (10131030221413) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 565875550 + ... + 565893452.

It is an arithmetic number, because the mean of its divisors is an integer number (178434486720).

Almost surely, 2^{10131030221403} is an apocalyptic number.

10131030221403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10131030221403 is a deficient number, since it is larger than the sum of its proper divisors (6998680503717).

10131030221403 is a wasteful number, since it uses less digits than its factorization.

10131030221403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21869 (or 21856 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 10131030221403 its reverse (30412203013101), we get a palindrome (40543233234504).

The spelling of 10131030221403 in words is "ten trillion, one hundred thirty-one billion, thirty million, two hundred twenty-one thousand, four hundred three".