201112212110110 has 72 divisors (see below), whose sum is σ = 424863925172856. Its totient is φ = 68342554909440.

The previous prime is 201112212110083. The next prime is 201112212110119. The reversal of 201112212110110 is 11011212211102.

It is a super-2 number, since 2×201112212110110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201112212110119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9814656 + ... + 22328275.

It is an arithmetic number, because the mean of its divisors is an integer number (5900887849623).

Almost surely, 2^{201112212110110} is an apocalyptic number.

201112212110110 is an abundant number, since it is smaller than the sum of its proper divisors (223751713062746).

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

201112212110110 is a wasteful number, since it uses less digits than its factorization.

201112212110110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32143178 (or 32143058 counting only the distinct ones).

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

Adding to 201112212110110 its reverse (11011212211102), we get a palindrome (212123424321212).

The spelling of 201112212110110 in words is "two hundred one trillion, one hundred twelve billion, two hundred twelve million, one hundred ten thousand, one hundred ten".