201100112110122 has 16 divisors (see below), whose sum is σ = 405367155121152. Its totient is φ = 66505548886560.

The previous prime is 201100112110063. The next prime is 201100112110147. The reversal of 201100112110122 is 221011211001102.

It is a happy number.

201100112110122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131955453379 + ... + 131955454902.

It is an arithmetic number, because the mean of its divisors is an integer number (25335447195072).

Almost surely, 2^{201100112110122} is an apocalyptic number.

201100112110122 is an abundant number, since it is smaller than the sum of its proper divisors (204267043011030).

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

201100112110122 is a wasteful number, since it uses less digits than its factorization.

201100112110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263910908413.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201100112110122 its reverse (221011211001102), we get a palindrome (422111323111224).

The spelling of 201100112110122 in words is "two hundred one trillion, one hundred billion, one hundred twelve million, one hundred ten thousand, one hundred twenty-two".