22111120002101 has 8 divisors (see below), whose sum is σ = 23879431412760. Its totient is φ = 20352445166592.

The previous prime is 22111120002091. The next prime is 22111120002149. The reversal of 22111120002101 is 10120002111122.

It can be written as a sum of positive squares in 4 ways, for example, as 4751314422001 + 17359805580100 = 2179751^2 + 4166510^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22111120002101 - 2⁴² = 17713073490997 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 (22111120002151) 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, 2409139016 + ... + 2409148193.

It is an arithmetic number, because the mean of its divisors is an integer number (2984928926595).

Almost surely, 2^{22111120002101} is an apocalyptic number.

It is an amenable number.

22111120002101 is a deficient number, since it is larger than the sum of its proper divisors (1768311410659).

22111120002101 is a wasteful number, since it uses less digits than its factorization.

22111120002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4818287575.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22111120002101 its reverse (10120002111122), we get a palindrome (32231122113223).

The spelling of 22111120002101 in words is "twenty-two trillion, one hundred eleven billion, one hundred twenty million, two thousand, one hundred one".