11321120124 has 36 divisors (see below), whose sum is σ = 28681052400. Its totient is φ = 3765296640.

The previous prime is 11321120119. The next prime is 11321120141. The reversal of 11321120124 is 42102112311.

11321120124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11321120097 and 11321120106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334032 + ... + 366359.

It is an arithmetic number, because the mean of its divisors is an integer number (796695900).

Almost surely, 2^11321120124 is an apocalyptic number.

It is an amenable number.

11321120124 is an abundant number, since it is smaller than the sum of its proper divisors (17359932276).

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

11321120124 is a wasteful number, since it uses less digits than its factorization.

11321120124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700850 (or 700845 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11321120124 its reverse (42102112311), we get a palindrome (53423232435).

The spelling of 11321120124 in words is "eleven billion, three hundred twenty-one million, one hundred twenty thousand, one hundred twenty-four".