210210200101 has 12 divisors (see below), whose sum is σ = 232334077612. Its totient is φ = 190044360000.

The previous prime is 210210200099. The next prime is 210210200119. The reversal of 210210200101 is 101002012012.

It can be written as a sum of positive squares in 2 ways, for example, as 3411728100 + 206798472001 = 58410^2 + 454751^2 .

It is not a de Polignac number, because 210210200101 - 2¹ = 210210200099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210210200131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4777200 + ... + 4821001.

Almost surely, 2^210210200101 is an apocalyptic number.

It is an amenable number.

210210200101 is a deficient number, since it is larger than the sum of its proper divisors (22123877511).

210210200101 is a wasteful number, since it uses less digits than its factorization.

210210200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9598404 (or 9598393 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 210210200101 its reverse (101002012012), we get a palindrome (311212212113).

The spelling of 210210200101 in words is "two hundred ten billion, two hundred ten million, two hundred thousand, one hundred one".