22111220021101 has 8 divisors (see below), whose sum is σ = 22825135597824. Its totient is φ = 21397345095360.

The previous prime is 22111220021071. The next prime is 22111220021203. The reversal of 22111220021101 is 10112002211122.

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

It is not a de Polignac number, because 22111220021101 - 2¹⁹ = 22111219496813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111220061101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9055411 + ... + 11234896.

It is an arithmetic number, because the mean of its divisors is an integer number (2853141949728).

Almost surely, 2^{22111220021101} is an apocalyptic number.

It is an amenable number.

22111220021101 is a deficient number, since it is larger than the sum of its proper divisors (713915576723).

22111220021101 is a wasteful number, since it uses less digits than its factorization.

22111220021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20325491.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22111220021101 its reverse (10112002211122), we get a palindrome (32223222232223).

The spelling of 22111220021101 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty million, twenty-one thousand, one hundred one".