212210212223 has 8 divisors (see below), whose sum is σ = 214630444800. Its totient is φ = 209790776448.

The previous prime is 212210212213. The next prime is 212210212273. The reversal of 212210212223 is 322212012212.

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

It is a cyclic number.

It is not a de Polignac number, because 212210212223 - 2³⁰ = 211136470399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212210212195 and 212210212204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212210212213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344915 + ... + 737147.

It is an arithmetic number, because the mean of its divisors is an integer number (26828805600).

Almost surely, 2^212210212223 is an apocalyptic number.

212210212223 is a deficient number, since it is larger than the sum of its proper divisors (2420232577).

212210212223 is an equidigital number, since it uses as much as digits as its factorization.

212210212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398401.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212210212223 its reverse (322212012212), we get a palindrome (534422224435).

The spelling of 212210212223 in words is "two hundred twelve billion, two hundred ten million, two hundred twelve thousand, two hundred twenty-three".