201122202010210 has 32 divisors (see below), whose sum is σ = 390464694108720. Its totient is φ = 74146783266048.

The previous prime is 201122202010207. The next prime is 201122202010357. The reversal of 201122202010210 is 12010202221102.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2711228989561 + 198410973020649 = 1646581^2 + 14085843^2 .

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 15 ways as a sum of consecutive naturals, for example, 1184519905 + ... + 1184689684.

Almost surely, 2^{201122202010210} is an apocalyptic number.

201122202010210 is a deficient number, since it is larger than the sum of its proper divisors (189342492098510).

201122202010210 is a wasteful number, since it uses less digits than its factorization.

201122202010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2369210262.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201122202010210 its reverse (12010202221102), we get a palindrome (213132404231312).

The spelling of 201122202010210 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred two million, ten thousand, two hundred ten".