210112120220210 has 16 divisors (see below), whose sum is σ = 407294263811736. Its totient is φ = 77579859773568.

The previous prime is 210112120220209. The next prime is 210112120220267. The reversal of 210112120220210 is 12022021211012.

It can be written as a sum of positive squares in 4 ways, for example, as 179977169620249 + 30134950599961 = 13415557^2 + 5489531^2 .

It is an unprimeable number.

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, 808123539179 + ... + 808123539438.

Almost surely, 2^{210112120220210} is an apocalyptic number.

210112120220210 is a deficient number, since it is larger than the sum of its proper divisors (197182143591526).

210112120220210 is a wasteful number, since it uses less digits than its factorization.

210112120220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616247078637.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210112120220210 its reverse (12022021211012), we get a palindrome (222134141431222).

The spelling of 210112120220210 in words is "two hundred ten trillion, one hundred twelve billion, one hundred twenty million, two hundred twenty thousand, two hundred ten".