11222020222221 has 8 divisors (see below), whose sum is σ = 14962717586880. Its totient is φ = 7481334836192.

The previous prime is 11222020222157. The next prime is 11222020222243. The reversal of 11222020222221 is 12222202022211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11222020222221 - 2⁶ = 11222020222157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222020222321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515505 + ... + 4765478.

It is an arithmetic number, because the mean of its divisors is an integer number (1870339698360).

Almost surely, 2^{11222020222221} is an apocalyptic number.

It is an amenable number.

11222020222221 is a deficient number, since it is larger than the sum of its proper divisors (3740697364659).

11222020222221 is an equidigital number, since it uses as much as digits as its factorization.

11222020222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5989315.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11222020222221 its reverse (12222202022211), we get a palindrome (23444222244432).

The spelling of 11222020222221 in words is "eleven trillion, two hundred twenty-two billion, twenty million, two hundred twenty-two thousand, two hundred twenty-one".