11013022120121 has 4 divisors (see below), whose sum is σ = 12586310994432. Its totient is φ = 9439733245812.

The previous prime is 11013022120109. The next prime is 11013022120151. The reversal of 11013022120121 is 12102122031011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11013022120121 - 2³⁰ = 11011948378297 is a prime.

It is a super-3 number, since 3×11013022120121³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11013022120121.

It is not an unprimeable number, because it can be changed into a prime (11013022120151) 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 3 ways as a sum of consecutive naturals, for example, 786644437145 + ... + 786644437158.

It is an arithmetic number, because the mean of its divisors is an integer number (3146577748608).

Almost surely, 2^{11013022120121} is an apocalyptic number.

It is an amenable number.

11013022120121 is a deficient number, since it is larger than the sum of its proper divisors (1573288874311).

11013022120121 is an equidigital number, since it uses as much as digits as its factorization.

11013022120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573288874310.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11013022120121 its reverse (12102122031011), we get a palindrome (23115144151132).

The spelling of 11013022120121 in words is "eleven trillion, thirteen billion, twenty-two million, one hundred twenty thousand, one hundred twenty-one".