212222002210 has 8 divisors (see below), whose sum is σ = 381999603996. Its totient is φ = 84888800880.

The previous prime is 212222002207. The next prime is 212222002241. The reversal of 212222002210 is 12200222212.

212222002210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 200758659721 + 11463342489 = 448061^2 + 107067^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10611100101 + ... + 10611100120.

Almost surely, 2^212222002210 is an apocalyptic number.

212222002210 is a deficient number, since it is larger than the sum of its proper divisors (169777601786).

212222002210 is a wasteful number, since it uses less digits than its factorization.

212222002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21222200228.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212222002210 its reverse (12200222212), we get a palindrome (224422224422).

It can be divided in two parts, 212222002 and 210, that added together give a palindrome (212222212).

The spelling of 212222002210 in words is "two hundred twelve billion, two hundred twenty-two million, two thousand, two hundred ten".