11331131321001 has 16 divisors (see below), whose sum is σ = 15173264208960. Its totient is φ = 7521544047360.

The previous prime is 11331131320991. The next prime is 11331131321011. The reversal of 11331131321001 is 10012313113311.

It is an interprime number because it is at equal distance from previous prime (11331131320991) and next prime (11331131321011).

It is not a de Polignac number, because 11331131321001 - 2⁴¹ = 9132108065449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11331131321011) 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, 67776130 + ... + 67943108.

It is an arithmetic number, because the mean of its divisors is an integer number (948329013060).

Almost surely, 2^{11331131321001} is an apocalyptic number.

It is an amenable number.

11331131321001 is a deficient number, since it is larger than the sum of its proper divisors (3842132887959).

11331131321001 is a wasteful number, since it uses less digits than its factorization.

11331131321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264296.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 11331131321001 its reverse (10012313113311), we get a palindrome (21343444434312).

The spelling of 11331131321001 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, three hundred twenty-one thousand, one".