212223323210 has 32 divisors (see below), whose sum is σ = 402150873600. Its totient is φ = 80412765120.

The previous prime is 212223323177. The next prime is 212223323219. The reversal of 212223323210 is 12323322212.

It is a super-2 number, since 2×212223323210² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212223323219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1859600 + ... + 1970420.

It is an arithmetic number, because the mean of its divisors is an integer number (12567214800).

Almost surely, 2^212223323210 is an apocalyptic number.

212223323210 is a deficient number, since it is larger than the sum of its proper divisors (189927550390).

212223323210 is a wasteful number, since it uses less digits than its factorization.

212223323210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120926.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212223323210 its reverse (12323322212), we get a palindrome (224546645422).

The spelling of 212223323210 in words is "two hundred twelve billion, two hundred twenty-three million, three hundred twenty-three thousand, two hundred ten".