22112222210101 has 8 divisors (see below), whose sum is σ = 22149531803520. Its totient is φ = 22074922287888.

The previous prime is 22112222210003. The next prime is 22112222210123. The reversal of 22112222210101 is 10101222221122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22112222210101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112222210191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2166175 + ... + 6994051.

It is an arithmetic number, because the mean of its divisors is an integer number (2768691475440).

Almost surely, 2^{22112222210101} is an apocalyptic number.

It is an amenable number.

22112222210101 is a deficient number, since it is larger than the sum of its proper divisors (37309593419).

22112222210101 is an equidigital number, since it uses as much as digits as its factorization.

22112222210101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4835603.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22112222210101 its reverse (10101222221122), we get a palindrome (32213444431223).

The spelling of 22112222210101 in words is "twenty-two trillion, one hundred twelve billion, two hundred twenty-two million, two hundred ten thousand, one hundred one".