20222200210111 has 16 divisors (see below), whose sum is σ = 20738150334720. Its totient is φ = 19713469596480.

The previous prime is 20222200210063. The next prime is 20222200210141. The reversal of 20222200210111 is 11101200222202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20222200210111 - 2⁷ = 20222200209983 is a prime.

It is a super-4 number, since 4×20222200210111⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222200210141) 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 15 ways as a sum of consecutive naturals, for example, 594646 + ... + 6387331.

It is an arithmetic number, because the mean of its divisors is an integer number (1296134395920).

Almost surely, 2^{20222200210111} is an apocalyptic number.

20222200210111 is a deficient number, since it is larger than the sum of its proper divisors (515950124609).

20222200210111 is a wasteful number, since it uses less digits than its factorization.

20222200210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6982494.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20222200210111 its reverse (11101200222202), we get a palindrome (31323400432313).

The spelling of 20222200210111 in words is "twenty trillion, two hundred twenty-two billion, two hundred million, two hundred ten thousand, one hundred eleven".