11320121333121 has 16 divisors (see below), whose sum is σ = 15131343533760. Its totient is φ = 7527837793280.

The previous prime is 11320121333089. The next prime is 11320121333167. The reversal of 11320121333121 is 12133312102311.

It is a cyclic number.

It is not a de Polignac number, because 11320121333121 - 2⁵ = 11320121333089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11320121333091 and 11320121333100.

It is not an unprimeable number, because it can be changed into a prime (11320121333321) 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 15 ways as a sum of consecutive naturals, for example, 1331161 + ... + 4940873.

It is an arithmetic number, because the mean of its divisors is an integer number (945708970860).

Almost surely, 2^{11320121333121} is an apocalyptic number.

It is an amenable number.

11320121333121 is a deficient number, since it is larger than the sum of its proper divisors (3811222200639).

11320121333121 is a wasteful number, since it uses less digits than its factorization.

11320121333121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612336.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11320121333121 its reverse (12133312102311), we get a palindrome (23453433435432).

The spelling of 11320121333121 in words is "eleven trillion, three hundred twenty billion, one hundred twenty-one million, three hundred thirty-three thousand, one hundred twenty-one".