2212112022210 has 24 divisors (see below), whose sum is σ = 5751491257980. Its totient is φ = 589896539232.

The previous prime is 2212112022167. The next prime is 2212112022257. The reversal of 2212112022210 is 122202112122.

It is a happy number.

2212112022210 is a `hidden beast` number, since 221 + 21 + 1 + 202 + 221 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2212082112249 + 29909961 = 1487307^2 + 5469^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12289511145 + ... + 12289511324.

Almost surely, 2^{2212112022210} is an apocalyptic number.

2212112022210 is an abundant number, since it is smaller than the sum of its proper divisors (3539379235770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212112022210 is a wasteful number, since it uses less digits than its factorization.

2212112022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24579022482 (or 24579022479 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2212112022210 its reverse (122202112122), we get a palindrome (2334314134332).

The spelling of 2212112022210 in words is "two trillion, two hundred twelve billion, one hundred twelve million, twenty-two thousand, two hundred ten".