11000211222 has 256 divisors, whose sum is σ = 30888345600. Its totient is φ = 2519631360.

The previous prime is 11000211197. The next prime is 11000211319. The reversal of 11000211222 is 22211200011.

It is a super-2 number, since 2×11000211222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11000211198 and 11000211207.

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 13110679 + ... + 13111517.

It is an arithmetic number, because the mean of its divisors is an integer number (120657600).

Almost surely, 2^11000211222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11000211222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15444172800).

11000211222 is an abundant number, since it is smaller than the sum of its proper divisors (19888134378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11000211222 is a wasteful number, since it uses less digits than its factorization.

11000211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11000211222 its reverse (22211200011), we get a palindrome (33211411233).

It can be divided in two parts, 11000 and 211222, that added together give a palindrome (222222).

The spelling of 11000211222 in words is "eleven billion, two hundred eleven thousand, two hundred twenty-two".