210010210020202 has 64 divisors (see below), whose sum is σ = 322251624815904. Its totient is φ = 102610132218880.

The previous prime is 210010210020101. The next prime is 210010210020229. The reversal of 210010210020202 is 202020012010012.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 16451468593681 + 193558741426521 = 4056041^2 + 13912539^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53615063148 + ... + 53615067064.

Almost surely, 2^{210010210020202} is an apocalyptic number.

210010210020202 is a deficient number, since it is larger than the sum of its proper divisors (112241414795702).

210010210020202 is a wasteful number, since it uses less digits than its factorization.

210010210020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6363.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210010210020202 its reverse (202020012010012), we get a palindrome (412030222030214).

The spelling of 210010210020202 in words is "two hundred ten trillion, ten billion, two hundred ten million, twenty thousand, two hundred two".