210112012210 has 16 divisors (see below), whose sum is σ = 400448776536. Its totient is φ = 79100992768.

The previous prime is 210112012207. The next prime is 210112012219. The reversal of 210112012210 is 12210211012.

It can be written as a sum of positive squares in 4 ways, for example, as 164526773161 + 45585239049 = 405619^2 + 213507^2 .

It is not an unprimeable number, because it can be changed into a prime (210112012219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617976337 + ... + 617976676.

Almost surely, 2^210112012210 is an apocalyptic number.

210112012210 is a deficient number, since it is larger than the sum of its proper divisors (190336764326).

210112012210 is a wasteful number, since it uses less digits than its factorization.

210112012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235953037.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210112012210 its reverse (12210211012), we get a palindrome (222322223222).

The spelling of 210112012210 in words is "two hundred ten billion, one hundred twelve million, twelve thousand, two hundred ten".