11010222222121 has 16 divisors (see below), whose sum is σ = 11687446986624. Its totient is φ = 10336302929664.

The previous prime is 11010222222089. The next prime is 11010222222157. The reversal of 11010222222121 is 12122222201011.

It is not a de Polignac number, because 11010222222121 - 2⁵ = 11010222222089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010222222721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16925931 + ... + 17564383.

It is an arithmetic number, because the mean of its divisors is an integer number (730465436664).

Almost surely, 2^{11010222222121} is an apocalyptic number.

It is an amenable number.

11010222222121 is a deficient number, since it is larger than the sum of its proper divisors (677224764503).

11010222222121 is a wasteful number, since it uses less digits than its factorization.

11010222222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641040.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11010222222121 its reverse (12122222201011), we get a palindrome (23132444423132).

The spelling of 11010222222121 in words is "eleven trillion, ten billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred twenty-one".