210012212223 has 24 divisors (see below), whose sum is σ = 331007026896. Its totient is φ = 127249862400.

The previous prime is 210012212167. The next prime is 210012212243. The reversal of 210012212223 is 322212210012.

It is not a de Polignac number, because 210012212223 - 2²⁹ = 209475341311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210012212196 and 210012212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012212243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169761 + ... + 669957.

It is an arithmetic number, because the mean of its divisors is an integer number (13791959454).

Almost surely, 2^210012212223 is an apocalyptic number.

210012212223 is a deficient number, since it is larger than the sum of its proper divisors (120994814673).

210012212223 is a wasteful number, since it uses less digits than its factorization.

210012212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504455 (or 504452 counting only the distinct ones).

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

Adding to 210012212223 its reverse (322212210012), we get a palindrome (532224422235).

The spelling of 210012212223 in words is "two hundred ten billion, twelve million, two hundred twelve thousand, two hundred twenty-three".