20110102210112 has 56 divisors (see below), whose sum is σ = 41292840045600. Its totient is φ = 9710861884416.

The previous prime is 20110102210097. The next prime is 20110102210139. The reversal of 20110102210112 is 21101220101102.

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, 40808162 + ... + 41298017.

Almost surely, 2^{20110102210112} is an apocalyptic number.

It is an amenable number.

20110102210112 is an abundant number, since it is smaller than the sum of its proper divisors (21182737835488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20110102210112 is an equidigital number, since it uses as much as digits as its factorization.

20110102210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82106323 (or 82106313 counting only the distinct ones).

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

Adding to 20110102210112 its reverse (21101220101102), we get a palindrome (41211322311214).

The spelling of 20110102210112 in words is "twenty trillion, one hundred ten billion, one hundred two million, two hundred ten thousand, one hundred twelve".