11022021110121 has 48 divisors (see below), whose sum is σ = 17477182979136. Its totient is φ = 6159005766144.

The previous prime is 11022021110039. The next prime is 11022021110141. The reversal of 11022021110121 is 12101112022011.

It is a happy number.

It is not a de Polignac number, because 11022021110121 - 2⁹ = 11022021109609 is a prime.

It is a super-2 number, since 2×11022021110121² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11022021110121.

It is not an unprimeable number, because it can be changed into a prime (11022021110141) 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 47 ways as a sum of consecutive naturals, for example, 2734996 + ... + 5433621.

It is an arithmetic number, because the mean of its divisors is an integer number (364107978732).

Almost surely, 2^{11022021110121} is an apocalyptic number.

It is an amenable number.

11022021110121 is a deficient number, since it is larger than the sum of its proper divisors (6455161869015).

11022021110121 is a wasteful number, since it uses less digits than its factorization.

11022021110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8168838 (or 8168831 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11022021110121 its reverse (12101112022011), we get a palindrome (23123133132132).

The spelling of 11022021110121 in words is "eleven trillion, twenty-two billion, twenty-one million, one hundred ten thousand, one hundred twenty-one".