212112022210 has 32 divisors (see below), whose sum is σ = 417258775872. Its totient is φ = 76993145280.

The previous prime is 212112022193. The next prime is 212112022223. The reversal of 212112022210 is 12220211212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1669692 + ... + 1792231.

It is an arithmetic number, because the mean of its divisors is an integer number (13039336746).

Almost surely, 2^212112022210 is an apocalyptic number.

212112022210 is a deficient number, since it is larger than the sum of its proper divisors (205146753662).

212112022210 is a wasteful number, since it uses less digits than its factorization.

212112022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462498.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212112022210 its reverse (12220211212), we get a palindrome (224332233422).

The spelling of 212112022210 in words is "two hundred twelve billion, one hundred twelve million, twenty-two thousand, two hundred ten".