11120320213121 has 16 divisors (see below), whose sum is σ = 12740996044800. Its totient is φ = 9507667980240.

The previous prime is 11120320213103. The next prime is 11120320213133. The reversal of 11120320213121 is 12131202302111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120320213121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11120320213093 and 11120320213102.

It is not an unprimeable number, because it can be changed into a prime (11120320213421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14676230 + ... + 15415328.

It is an arithmetic number, because the mean of its divisors is an integer number (796312252800).

Almost surely, 2^{11120320213121} is an apocalyptic number.

It is an amenable number.

11120320213121 is a deficient number, since it is larger than the sum of its proper divisors (1620675831679).

11120320213121 is an equidigital number, since it uses as much as digits as its factorization.

11120320213121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744524.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11120320213121 its reverse (12131202302111), we get a palindrome (23251522515232).

The spelling of 11120320213121 in words is "eleven trillion, one hundred twenty billion, three hundred twenty million, two hundred thirteen thousand, one hundred twenty-one".