212010221000223 has 12 divisors (see below), whose sum is σ = 314513661184008. Its totient is φ = 137520143351280.

The previous prime is 212010221000219. The next prime is 212010221000243. The reversal of 212010221000223 is 322000122010212.

212010221000223 is a `hidden beast` number, since 21 + 201 + 0 + 221 + 0 + 0 + 0 + 223 = 666.

It is not a de Polignac number, because 212010221000223 - 2² = 212010221000219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212010221000196 and 212010221000205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010221000243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318333664833 + ... + 318333665498.

It is an arithmetic number, because the mean of its divisors is an integer number (26209471765334).

Almost surely, 2^{212010221000223} is an apocalyptic number.

212010221000223 is a deficient number, since it is larger than the sum of its proper divisors (102503440183785).

212010221000223 is a wasteful number, since it uses less digits than its factorization.

212010221000223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636667330374 (or 636667330371 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 212010221000223 its reverse (322000122010212), we get a palindrome (534010343010435).

The spelling of 212010221000223 in words is "two hundred twelve trillion, ten billion, two hundred twenty-one million, two hundred twenty-three", and thus it is an aban number.