100221111000212 has 12 divisors (see below), whose sum is σ = 175387215816960. Its totient is φ = 50110477909656.

The previous prime is 100221111000209. The next prime is 100221111000287. The reversal of 100221111000212 is 212000111122001.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 16441298 + ... + 21696969.

It is an arithmetic number, because the mean of its divisors is an integer number (14615601318080).

Almost surely, 2^{100221111000212} is an apocalyptic number.

It is an amenable number.

100221111000212 is a deficient number, since it is larger than the sum of its proper divisors (75166104816748).

100221111000212 is a wasteful number, since it uses less digits than its factorization.

100221111000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38795230 (or 38795228 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100221111000212 its reverse (212000111122001), we get a palindrome (312221222122213).

The spelling of 100221111000212 in words is "one hundred trillion, two hundred twenty-one billion, one hundred eleven million, two hundred twelve", and thus it is an aban number.