11222110022121 has 64 divisors (see below), whose sum is σ = 17136761241600. Its totient is φ = 7254539103168.

The previous prime is 11222110022113. The next prime is 11222110022159. The reversal of 11222110022121 is 12122001122211.

It is not a de Polignac number, because 11222110022121 - 2³ = 11222110022113 is a prime.

It is a super-2 number, since 2×11222110022121² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11222110022094 and 11222110022103.

It is not an unprimeable number, because it can be changed into a prime (11222110022111) 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 63 ways as a sum of consecutive naturals, for example, 59654416 + ... + 59842238.

It is an arithmetic number, because the mean of its divisors is an integer number (267761894400).

Almost surely, 2^{11222110022121} is an apocalyptic number.

It is an amenable number.

11222110022121 is a deficient number, since it is larger than the sum of its proper divisors (5914651219479).

11222110022121 is a wasteful number, since it uses less digits than its factorization.

11222110022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188315 (or 188309 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11222110022121 its reverse (12122001122211), we get a palindrome (23344111144332).

The spelling of 11222110022121 in words is "eleven trillion, two hundred twenty-two billion, one hundred ten million, twenty-two thousand, one hundred twenty-one".