20201110111222 has 8 divisors (see below), whose sum is σ = 30614053467816. Its totient is φ = 9996425621952.

The previous prime is 20201110111211. The next prime is 20201110111223. The reversal of 20201110111222 is 22211101110202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20201110111196 and 20201110111205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201110111223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52064716588 + ... + 52064716975.

It is an arithmetic number, because the mean of its divisors is an integer number (3826756683477).

Almost surely, 2^{20201110111222} is an apocalyptic number.

20201110111222 is a deficient number, since it is larger than the sum of its proper divisors (10412943356594).

20201110111222 is a wasteful number, since it uses less digits than its factorization.

20201110111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104129433662.

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

Adding to 20201110111222 its reverse (22211101110202), we get a palindrome (42412211221424).

The spelling of 20201110111222 in words is "twenty trillion, two hundred one billion, one hundred ten million, one hundred eleven thousand, two hundred twenty-two".