11000221101 has 48 divisors (see below), whose sum is σ = 16923254400. Its totient is φ = 6872148864.

The previous prime is 11000221051. The next prime is 11000221117. The reversal of 11000221101 is 10112200011.

It is a happy number.

It is not a de Polignac number, because 11000221101 - 2⁹ = 11000220589 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000226101) 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, 4701790 + ... + 4704128.

It is an arithmetic number, because the mean of its divisors is an integer number (352567800).

Almost surely, 2^11000221101 is an apocalyptic number.

It is an amenable number.

11000221101 is a deficient number, since it is larger than the sum of its proper divisors (5923033299).

11000221101 is a wasteful number, since it uses less digits than its factorization.

11000221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898 (or 2895 counting only the distinct ones).

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

Adding to 11000221101 its reverse (10112200011), we get a palindrome (21112421112).

The spelling of 11000221101 in words is "eleven billion, two hundred twenty-one thousand, one hundred one".