212010222168 has 48 divisors (see below), whose sum is σ = 576154116720. Its totient is φ = 70428872256.

The previous prime is 212010222167. The next prime is 212010222209. The reversal of 212010222168 is 861222010212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010222161) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5003796 + ... + 5045987.

It is an arithmetic number, because the mean of its divisors is an integer number (12003210765).

Almost surely, 2^212010222168 is an apocalyptic number.

It is an amenable number.

212010222168 is an abundant number, since it is smaller than the sum of its proper divisors (364143894552).

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

212010222168 is a wasteful number, since it uses less digits than its factorization.

212010222168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10050088 (or 10050081 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The spelling of 212010222168 in words is "two hundred twelve billion, ten million, two hundred twenty-two thousand, one hundred sixty-eight".