212021120212 has 24 divisors (see below), whose sum is σ = 408775201632. Its totient is φ = 95419044000.

The previous prime is 212021120093. The next prime is 212021120249.

It is a happy number.

212021120212 is nontrivially palindromic in base 10.

212021120212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23850318 + ... + 23859205.

It is an arithmetic number, because the mean of its divisors is an integer number (17032300068).

Almost surely, 2^212021120212 is an apocalyptic number.

212021120212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212021120212 is a deficient number, since it is larger than the sum of its proper divisors (196754081420).

212021120212 is a wasteful number, since it uses less digits than its factorization.

212021120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47709639 (or 47709637 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

It can be divided in two parts, 212021 and 120212, that added together give a palindrome (332233).

The spelling of 212021120212 in words is "two hundred twelve billion, twenty-one million, one hundred twenty thousand, two hundred twelve".