11103121211424 has 96 divisors (see below), whose sum is σ = 31840660837440. Its totient is φ = 3359782272000.

The previous prime is 11103121211407. The next prime is 11103121211437. The reversal of 11103121211424 is 42411212130111.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 11103121211394 and 11103121211403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6759259 + ... + 8239770.

It is an arithmetic number, because the mean of its divisors is an integer number (331673550390).

Almost surely, 2^{11103121211424} is an apocalyptic number.

It is an amenable number.

11103121211424 is an abundant number, since it is smaller than the sum of its proper divisors (20737539626016).

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

11103121211424 is a wasteful number, since it uses less digits than its factorization.

11103121211424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14999754 (or 14999746 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 11103121211424 its reverse (42411212130111), we get a palindrome (53514333341535).

The spelling of 11103121211424 in words is "eleven trillion, one hundred three billion, one hundred twenty-one million, two hundred eleven thousand, four hundred twenty-four".