112210221210012 has 36 divisors (see below), whose sum is σ = 283652976069736. Its totient is φ = 37402026086880.

The previous prime is 112210221210001. The next prime is 112210221210013. The reversal of 112210221210012 is 210012122012211.

112210221210012 is a `hidden beast` number, since 1 + 1 + 221 + 0 + 221 + 210 + 0 + 12 = 666.

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

It is a super-2 number, since 2×112210221210012² (a number of 29 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112210221210013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56552143 + ... + 58502694.

Almost surely, 2^{112210221210012} is an apocalyptic number.

112210221210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112210221210012 is an abundant number, since it is smaller than the sum of its proper divisors (171442754859724).

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

112210221210012 is a wasteful number, since it uses less digits than its factorization.

112210221210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115081938 (or 115081933 counting only the distinct ones).

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

Adding to 112210221210012 its reverse (210012122012211), we get a palindrome (322222343222223).

The spelling of 112210221210012 in words is "one hundred twelve trillion, two hundred ten billion, two hundred twenty-one million, two hundred ten thousand, twelve".