11022102222021 has 96 divisors (see below), whose sum is σ = 18373974684800. Its totient is φ = 6523266182400.

The previous prime is 11022102221971. The next prime is 11022102222023. The reversal of 11022102222021 is 12022220122011.

It is a happy number.

It is not a de Polignac number, because 11022102222021 - 2⁶ = 11022102221957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11022102221985 and 11022102222003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022102222023) 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 95 ways as a sum of consecutive naturals, for example, 27501945 + ... + 27899841.

Almost surely, 2^{11022102222021} is an apocalyptic number.

11022102222021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11022102222021 is a deficient number, since it is larger than the sum of its proper divisors (7351872462779).

11022102222021 is a wasteful number, since it uses less digits than its factorization.

11022102222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398128 (or 398111 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11022102222021 its reverse (12022220122011), we get a palindrome (23044322344032).

The spelling of 11022102222021 in words is "eleven trillion, twenty-two billion, one hundred two million, two hundred twenty-two thousand, twenty-one".