11331321303541 has 8 divisors (see below), whose sum is σ = 11997899069400. Its totient is φ = 10664746810368.

The previous prime is 11331321303481. The next prime is 11331321303583. The reversal of 11331321303541 is 14530312313311.

11331321303541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 91702980625 + 11239618322916 = 302825^2 + 3352554^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11331321303541 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 (11331321303641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12566695 + ... + 13438171.

It is an arithmetic number, because the mean of its divisors is an integer number (1499737383675).

Almost surely, 2^{11331321303541} is an apocalyptic number.

It is an amenable number.

11331321303541 is a deficient number, since it is larger than the sum of its proper divisors (666577765859).

11331321303541 is an equidigital number, since it uses as much as digits as its factorization.

11331321303541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636343.

The product of its (nonzero) digits is 9720, while the sum is 31.

Adding to 11331321303541 its reverse (14530312313311), we get a palindrome (25861633616852).

The spelling of 11331321303541 in words is "eleven trillion, three hundred thirty-one billion, three hundred twenty-one million, three hundred three thousand, five hundred forty-one".