212020110321 has 8 divisors (see below), whose sum is σ = 282756221664. Its totient is φ = 141315369600.

The previous prime is 212020110317. The next prime is 212020110371. The reversal of 212020110321 is 123011020212.

212020110321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212020110321 - 2² = 212020110317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212020110321.

It is not an unprimeable number, because it can be changed into a prime (212020110371) by changing a digit.

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, 7826880 + ... + 7853921.

It is an arithmetic number, because the mean of its divisors is an integer number (35344527708).

Almost surely, 2^212020110321 is an apocalyptic number.

It is an amenable number.

212020110321 is a deficient number, since it is larger than the sum of its proper divisors (70736111343).

212020110321 is a wasteful number, since it uses less digits than its factorization.

212020110321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15685311.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212020110321 its reverse (123011020212), we get a palindrome (335031130533).

The spelling of 212020110321 in words is "two hundred twelve billion, twenty million, one hundred ten thousand, three hundred twenty-one".