22105231101 has 32 divisors (see below), whose sum is σ = 33826099200. Its totient is φ = 14252494320.

The previous prime is 22105231097. The next prime is 22105231117. The reversal of 22105231101 is 10113250122.

22105231101 is a `hidden beast` number, since 22 + 10 + 523 + 110 + 1 = 666.

It is not a de Polignac number, because 22105231101 - 2² = 22105231097 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22105231201) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1488330 + ... + 1503108.

It is an arithmetic number, because the mean of its divisors is an integer number (1057065600).

Almost surely, 2^22105231101 is an apocalyptic number.

It is an amenable number.

22105231101 is a deficient number, since it is larger than the sum of its proper divisors (11720868099).

22105231101 is a wasteful number, since it uses less digits than its factorization.

22105231101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16606 (or 16600 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 22105231101 its reverse (10113250122), we get a palindrome (32218481223).

The spelling of 22105231101 in words is "twenty-two billion, one hundred five million, two hundred thirty-one thousand, one hundred one".