22120222101 has 16 divisors (see below), whose sum is σ = 30782570496. Its totient is φ = 14102619696.

The previous prime is 22120222099. The next prime is 22120222109. The reversal of 22120222101 is 10122202122.

It is not a de Polignac number, because 22120222101 - 2¹ = 22120222099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120222109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314676 + ... + 378498.

It is an arithmetic number, because the mean of its divisors is an integer number (1923910656).

Almost surely, 2^22120222101 is an apocalyptic number.

It is an amenable number.

22120222101 is a deficient number, since it is larger than the sum of its proper divisors (8662348395).

22120222101 is a wasteful number, since it uses less digits than its factorization.

22120222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68872.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22120222101 its reverse (10122202122), we get a palindrome (32242424223).

The spelling of 22120222101 in words is "twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, one hundred one".