112220101120212 has 72 divisors (see below), whose sum is σ = 300763560877416. Its totient is φ = 35158275661824.

The previous prime is 112220101120181. The next prime is 112220101120223. The reversal of 112220101120212 is 212021101022211.

112220101120212 is a `hidden beast` number, since 1 + 12 + 220 + 101 + 120 + 212 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 97119369367056 + 15100731753156 = 9854916^2 + 3885966^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124630653 + ... + 125527844.

It is an arithmetic number, because the mean of its divisors is an integer number (4177271678853).

Almost surely, 2^{112220101120212} is an apocalyptic number.

112220101120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112220101120212 is an abundant number, since it is smaller than the sum of its proper divisors (188543459757204).

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

112220101120212 is a wasteful number, since it uses less digits than its factorization.

112220101120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250159257 (or 250159252 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112220101120212 its reverse (212021101022211), we get a palindrome (324241202142423).

The spelling of 112220101120212 in words is "one hundred twelve trillion, two hundred twenty billion, one hundred one million, one hundred twenty thousand, two hundred twelve".