201022122100210 has 16 divisors (see below), whose sum is σ = 370665181239192. Its totient is φ = 78447657404800.

The previous prime is 201022122100207. The next prime is 201022122100213. The reversal of 201022122100210 is 12001221220102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201022122100207) and next prime (201022122100213).

It can be written as a sum of positive squares in 4 ways, for example, as 149675625171601 + 51346496928609 = 12234199^2 + 7165647^2 .

It is not an unprimeable number, because it can be changed into a prime (201022122100213) 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, 245148928981 + ... + 245148929800.

Almost surely, 2^{201022122100210} is an apocalyptic number.

201022122100210 is a deficient number, since it is larger than the sum of its proper divisors (169643059138982).

201022122100210 is a wasteful number, since it uses less digits than its factorization.

201022122100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490297858829.

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

Adding to 201022122100210 its reverse (12001221220102), we get a palindrome (213023343320312).

The spelling of 201022122100210 in words is "two hundred one trillion, twenty-two billion, one hundred twenty-two million, one hundred thousand, two hundred ten".