20210110111222 has 16 divisors (see below), whose sum is σ = 30610133528832. Its totient is φ = 10006736411880.

The previous prime is 20210110111201. The next prime is 20210110111273. The reversal of 20210110111222 is 22211101101202.

It is a junction number, because it is equal to n+sod(n) for n = 20210110111196 and 20210110111205.

It is a congruent number.

It is an unprimeable number.

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, 8977543 + ... + 11000749.

It is an arithmetic number, because the mean of its divisors is an integer number (1913133345552).

Almost surely, 2^{20210110111222} is an apocalyptic number.

20210110111222 is a deficient number, since it is larger than the sum of its proper divisors (10400023417610).

20210110111222 is a wasteful number, since it uses less digits than its factorization.

20210110111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071803.

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

Adding to 20210110111222 its reverse (22211101101202), we get a palindrome (42421211212424).

The spelling of 20210110111222 in words is "twenty trillion, two hundred ten billion, one hundred ten million, one hundred eleven thousand, two hundred twenty-two".