210002122312 has 24 divisors (see below), whose sum is σ = 398228011650. Its totient is φ = 103821242624.

The previous prime is 210002122283. The next prime is 210002122331. The reversal of 210002122312 is 213221200012.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 57022574436 + 152979547876 = 238794^2 + 391126^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1593637 + ... + 1720372.

Almost surely, 2^210002122312 is an apocalyptic number.

It is an amenable number.

210002122312 is a deficient number, since it is larger than the sum of its proper divisors (188225889338).

210002122312 is an equidigital number, since it uses as much as digits as its factorization.

210002122312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314193 (or 3314100 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 210002122312 its reverse (213221200012), we get a palindrome (423223322324).

The spelling of 210002122312 in words is "two hundred ten billion, two million, one hundred twenty-two thousand, three hundred twelve".