211110020101212 has 48 divisors (see below), whose sum is σ = 494039736852480. Its totient is φ = 70162969704768.

The previous prime is 211110020101193. The next prime is 211110020101247. The reversal of 211110020101212 is 212101020011112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211110020101191 and 211110020101200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23610213 + ... + 31299555.

It is an arithmetic number, because the mean of its divisors is an integer number (10292494517760).

Almost surely, 2^{211110020101212} is an apocalyptic number.

It is an amenable number.

211110020101212 is an abundant number, since it is smaller than the sum of its proper divisors (282929716751268).

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

211110020101212 is a wasteful number, since it uses less digits than its factorization.

211110020101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7696082 (or 7696080 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 211110020101212 its reverse (212101020011112), we get a palindrome (423211040112324).

The spelling of 211110020101212 in words is "two hundred eleven trillion, one hundred ten billion, twenty million, one hundred one thousand, two hundred twelve".