11331131031003 has 8 divisors (see below), whose sum is σ = 17266485380608. Its totient is φ = 6474932017704.

The previous prime is 11331131030981. The next prime is 11331131031023. The reversal of 11331131031003 is 30013013113311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11331131031003 - 2¹⁶ = 11331130965467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 539577668143 = 11331131031003 / (1 + 1 + 3 + 3 + 1 + 1 + 3 + 1 + 0 + 3 + 1 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331131031023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269788834051 + ... + 269788834092.

It is an arithmetic number, because the mean of its divisors is an integer number (2158310672576).

Almost surely, 2^{11331131031003} is an apocalyptic number.

11331131031003 is a deficient number, since it is larger than the sum of its proper divisors (5935354349605).

11331131031003 is an equidigital number, since it uses as much as digits as its factorization.

11331131031003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539577668153.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 11331131031003 its reverse (30013013113311), we get a palindrome (41344144144314).

The spelling of 11331131031003 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, thirty-one thousand, three".