20201111101222 has 8 divisors (see below), whose sum is σ = 31619130419376. Its totient is φ = 9661400961432.

The previous prime is 20201111101181. The next prime is 20201111101243. The reversal of 20201111101222 is 22210111110202.

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 = 20201111101196 and 20201111101205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219577294533 + ... + 219577294624.

It is an arithmetic number, because the mean of its divisors is an integer number (3952391302422).

Almost surely, 2^{20201111101222} is an apocalyptic number.

20201111101222 is a deficient number, since it is larger than the sum of its proper divisors (11418019318154).

20201111101222 is a wasteful number, since it uses less digits than its factorization.

20201111101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439154589182.

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

Adding to 20201111101222 its reverse (22210111110202), we get a palindrome (42411222211424).

The spelling of 20201111101222 in words is "twenty trillion, two hundred one billion, one hundred eleven million, one hundred one thousand, two hundred twenty-two".