12320100212112 has 160 divisors (see below), whose sum is σ = 44089247631360. Its totient is φ = 3200026020480.

The previous prime is 12320100212081. The next prime is 12320100212137. The reversal of 12320100212112 is 21121200102321.

12320100212112 is a `hidden beast` number, since 12 + 320 + 10 + 0 + 212 + 112 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185153428 + ... + 185219955.

It is an arithmetic number, because the mean of its divisors is an integer number (275557797696).

Almost surely, 2^{12320100212112} is an apocalyptic number.

12320100212112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12320100212112 is an abundant number, since it is smaller than the sum of its proper divisors (31769147419248).

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

12320100212112 is a wasteful number, since it uses less digits than its factorization.

12320100212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370373418 (or 370373406 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12320100212112 its reverse (21121200102321), we get a palindrome (33441300314433).

The spelling of 12320100212112 in words is "twelve trillion, three hundred twenty billion, one hundred million, two hundred twelve thousand, one hundred twelve".