11331131121084 has 12 divisors (see below), whose sum is σ = 26439305949224. Its totient is φ = 3777043707024.

The previous prime is 11331131121083. The next prime is 11331131121143. The reversal of 11331131121084 is 48012113113311.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331131121083) 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 3 ways as a sum of consecutive naturals, for example, 472130463367 + ... + 472130463390.

Almost surely, 2^{11331131121084} is an apocalyptic number.

It is an amenable number.

11331131121084 is an abundant number, since it is smaller than the sum of its proper divisors (15108174828140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11331131121084 is a wasteful number, since it uses less digits than its factorization.

11331131121084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944260926764 (or 944260926762 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

Adding to 11331131121084 its reverse (48012113113311), we get a palindrome (59343244234395).

The spelling of 11331131121084 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, one hundred twenty-one thousand, eighty-four".