11222221210011 has 16 divisors (see below), whose sum is σ = 19000586176000. Its totient is φ = 6412697834184.

The previous prime is 11222221209943. The next prime is 11222221210111. The reversal of 11222221210011 is 11001212222211.

11222221210011 is a `hidden beast` number, since 1 + 1 + 222 + 221 + 210 + 0 + 11 = 666.

It is not a de Polignac number, because 11222221210011 - 2¹³ = 11222221201819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222221210111) 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, 29688415711 + ... + 29688416088.

It is an arithmetic number, because the mean of its divisors is an integer number (1187536636000).

Almost surely, 2^{11222221210011} is an apocalyptic number.

11222221210011 is a deficient number, since it is larger than the sum of its proper divisors (7778364965989).

11222221210011 is an equidigital number, since it uses as much as digits as its factorization.

11222221210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59376831815 (or 59376831809 counting only the distinct ones).

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

Adding to 11222221210011 its reverse (11001212222211), we get a palindrome (22223433432222).

The spelling of 11222221210011 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred ten thousand, eleven".