212112223000100 has 72 divisors (see below), whose sum is σ = 465476969629728. Its totient is φ = 83890615993600.

The previous prime is 212112223000099. The next prime is 212112223000133. The reversal of 212112223000100 is 1000322211212.

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, 13449842 + ... + 24599241.

It is an arithmetic number, because the mean of its divisors is an integer number (6464957911524).

Almost surely, 2^{212112223000100} is an apocalyptic number.

212112223000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212112223000100 is an abundant number, since it is smaller than the sum of its proper divisors (253364746629628).

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

212112223000100 is a wasteful number, since it uses less digits than its factorization.

212112223000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38049725 (or 38049718 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 212112223000100 its reverse (1000322211212), we get a palindrome (213112545211312).

The spelling of 212112223000100 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred twenty-three million, one hundred", and thus it is an aban number.