22000111101 has 48 divisors (see below), whose sum is σ = 32822400000. Its totient is φ = 14193597600.

The previous prime is 22000111079. The next prime is 22000111129. The reversal of 22000111101 is 10111100022.

It is a happy number.

It is not a de Polignac number, because 22000111101 - 2⁶ = 22000111037 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 (22000111201) 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, 20932026 + ... + 20933076.

It is an arithmetic number, because the mean of its divisors is an integer number (683800000).

Almost surely, 2^22000111101 is an apocalyptic number.

It is an amenable number.

22000111101 is a deficient number, since it is larger than the sum of its proper divisors (10822288899).

22000111101 is a wasteful number, since it uses less digits than its factorization.

22000111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694 (or 1691 counting only the distinct ones).

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

Adding to 22000111101 its reverse (10111100022), we get a palindrome (32111211123).

The spelling of 22000111101 in words is "twenty-two billion, one hundred eleven thousand, one hundred one".