11331321321103 has 8 divisors (see below), whose sum is σ = 12952543076640. Its totient is φ = 9710714957280.

The previous prime is 11331321321097. The next prime is 11331321321121. The reversal of 11331321321103 is 30112312313311.

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

It is a cyclic number.

It is not a de Polignac number, because 11331321321103 - 2²⁵ = 11331287766671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331324321103) 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, 153808468 + ... + 153882121.

It is an arithmetic number, because the mean of its divisors is an integer number (1619067884580).

Almost surely, 2^{11331321321103} is an apocalyptic number.

11331321321103 is a deficient number, since it is larger than the sum of its proper divisors (1621221755537).

11331321321103 is an equidigital number, since it uses as much as digits as its factorization.

11331321321103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307695857.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 11331321321103 its reverse (30112312313311), we get a palindrome (41443633634414).

The spelling of 11331321321103 in words is "eleven trillion, three hundred thirty-one billion, three hundred twenty-one million, three hundred twenty-one thousand, one hundred three".