212010222208 has 16 divisors (see below), whose sum is σ = 422364114810. Its totient is φ = 106005111040.

The previous prime is 212010222167. The next prime is 212010222209. The reversal of 212010222208 is 802222010212.

It can be written as a sum of positive squares in only one way, i.e., 159290388544 + 52719833664 = 399112^2 + 229608^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (212010222209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 828164803 + ... + 828165058.

Almost surely, 2^212010222208 is an apocalyptic number.

It is an amenable number.

212010222208 is a deficient number, since it is larger than the sum of its proper divisors (210353892602).

212010222208 is an equidigital number, since it uses as much as digits as its factorization.

212010222208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656329875 (or 1656329863 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The spelling of 212010222208 in words is "two hundred twelve billion, ten million, two hundred twenty-two thousand, two hundred eight".