100222111000212 has 48 divisors (see below), whose sum is σ = 238876264432512. Its totient is φ = 32696429032960.

The previous prime is 100222111000211. The next prime is 100222111000237. The reversal of 100222111000212 is 212000111222001.

It is a junction number, because it is equal to n+sod(n) for n = 100222111000191 and 100222111000200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222111000211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 429195633 + ... + 429429080.

It is an arithmetic number, because the mean of its divisors is an integer number (4976588842344).

Almost surely, 2^{100222111000212} is an apocalyptic number.

100222111000212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100222111000212 is an abundant number, since it is smaller than the sum of its proper divisors (138654153432300).

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

100222111000212 is a wasteful number, since it uses less digits than its factorization.

100222111000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858624928 (or 858624926 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100222111000212 its reverse (212000111222001), we get a palindrome (312222222222213).

The spelling of 100222111000212 in words is "one hundred trillion, two hundred twenty-two billion, one hundred eleven million, two hundred twelve", and thus it is an aban number.