11000221110 has 96 divisors (see below), whose sum is σ = 30623598720. Its totient is φ = 2729785344.

The previous prime is 11000221051. The next prime is 11000221117. The reversal of 11000221110 is 1112200011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11000221092 and 11000221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000221117) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95779 + ... + 176561.

It is an arithmetic number, because the mean of its divisors is an integer number (318995820).

Almost surely, 2^11000221110 is an apocalyptic number.

11000221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11000221110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15311799360).

11000221110 is an abundant number, since it is smaller than the sum of its proper divisors (19623377610).

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

11000221110 is a wasteful number, since it uses less digits than its factorization.

11000221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80902 (or 80899 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11000221110 its reverse (1112200011), we get a palindrome (12112421121).

The spelling of 11000221110 in words is "eleven billion, two hundred twenty-one thousand, one hundred ten".