20112212100110 has 24 divisors (see below), whose sum is σ = 39200962522680. Its totient is φ = 7426047544032.

The previous prime is 20112212100109. The next prime is 20112212100131. The reversal of 20112212100110 is 1100121221102.

It is a super-2 number, since 2×20112212100110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5950356920 + ... + 5950360299.

It is an arithmetic number, because the mean of its divisors is an integer number (1633373438445).

Almost surely, 2^{20112212100110} is an apocalyptic number.

20112212100110 is a deficient number, since it is larger than the sum of its proper divisors (19088750422570).

20112212100110 is a wasteful number, since it uses less digits than its factorization.

20112212100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11900717252 (or 11900717239 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20112212100110 its reverse (1100121221102), we get a palindrome (21212333321212).

The spelling of 20112212100110 in words is "twenty trillion, one hundred twelve billion, two hundred twelve million, one hundred thousand, one hundred ten".