22000100111 has 4 divisors (see below), whose sum is σ = 24000109224. Its totient is φ = 20000091000.

The previous prime is 22000100107. The next prime is 22000100117. The reversal of 22000100111 is 11100100022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22000100111 - 2² = 22000100107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000100117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000004540 + ... + 1000004561.

It is an arithmetic number, because the mean of its divisors is an integer number (6000027306).

Almost surely, 2^22000100111 is an apocalyptic number.

22000100111 is a deficient number, since it is larger than the sum of its proper divisors (2000009113).

22000100111 is a wasteful number, since it uses less digits than its factorization.

22000100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000009112.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 22000100111 its reverse (11100100022), we get a palindrome (33100200133).

The spelling of 22000100111 in words is "twenty-two billion, one hundred thousand, one hundred eleven".