112221120210012 has 384 divisors, whose sum is σ = 325447673886720. Its totient is φ = 33152054906880.

The previous prime is 112221120209987. The next prime is 112221120210037. The reversal of 112221120210012 is 210012021122211.

112221120210012 is a `hidden beast` number, since 112 + 221 + 120 + 210 + 0 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (112221120209987) and next prime (112221120210037).

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 127 ways as a sum of consecutive naturals, for example, 10208410788 + ... + 10208421780.

It is an arithmetic number, because the mean of its divisors is an integer number (847519984080).

Almost surely, 2^{112221120210012} is an apocalyptic number.

112221120210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112221120210012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162723836943360).

112221120210012 is an abundant number, since it is smaller than the sum of its proper divisors (213226553676708).

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

112221120210012 is a wasteful number, since it uses less digits than its factorization.

112221120210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12090 (or 12082 counting only the distinct ones).

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

Adding to 112221120210012 its reverse (210012021122211), we get a palindrome (322233141332223).

The spelling of 112221120210012 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred twenty million, two hundred ten thousand, twelve".