211112220110112 has 36 divisors (see below), whose sum is σ = 600350375938950. Its totient is φ = 70370740036608.

The previous prime is 211112220110089. The next prime is 211112220110131. The reversal of 211112220110112 is 211011022211112.

It is a happy number.

211112220110112 is a `hidden beast` number, since 211 + 1 + 12 + 220 + 110 + 112 = 666.

It can be written as a sum of positive squares in only one way, i.e., 163995582517776 + 47116637592336 = 12806076^2 + 6864156^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366514270737 + ... + 366514271312.

Almost surely, 2^{211112220110112} is an apocalyptic number.

It is an amenable number.

211112220110112 is an abundant number, since it is smaller than the sum of its proper divisors (389238155828838).

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

211112220110112 is a wasteful number, since it uses less digits than its factorization.

211112220110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733028542065 (or 733028542054 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 211112220110112 its reverse (211011022211112), we get a palindrome (422123242321224).

The spelling of 211112220110112 in words is "two hundred eleven trillion, one hundred twelve billion, two hundred twenty million, one hundred ten thousand, one hundred twelve".