10001131203 has 16 divisors (see below), whose sum is σ = 15356157696. Its totient is φ = 5671305120.

The previous prime is 10001131169. The next prime is 10001131237. The reversal of 10001131203 is 30213110001.

It is an interprime number because it is at equal distance from previous prime (10001131169) and next prime (10001131237).

It is not a de Polignac number, because 10001131203 - 2¹⁸ = 10000869059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10001131103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1814976 + ... + 1820477.

It is an arithmetic number, because the mean of its divisors is an integer number (959759856).

Almost surely, 2^10001131203 is an apocalyptic number.

10001131203 is a deficient number, since it is larger than the sum of its proper divisors (5355026493).

10001131203 is a wasteful number, since it uses less digits than its factorization.

10001131203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3635594.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 10001131203 its reverse (30213110001), we get a palindrome (40214241204).

The spelling of 10001131203 in words is "ten billion, one million, one hundred thirty-one thousand, two hundred three".