210100202101 has 2 divisors, whose sum is σ = 210100202102. Its totient is φ = 210100202100.

The previous prime is 210100202099. The next prime is 210100202113. The reversal of 210100202101 is 101202001012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167911452900 + 42188749201 = 409770^2 + 205399^2 .

It is a cyclic number.

It is not a de Polignac number, because 210100202101 - 2¹ = 210100202099 is a prime.

Together with 210100202099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210100202141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050101050 + 105050101051.

It is an arithmetic number, because the mean of its divisors is an integer number (105050101051).

Almost surely, 2^210100202101 is an apocalyptic number.

It is an amenable number.

210100202101 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100202101 is an equidigital number, since it uses as much as digits as its factorization.

210100202101 is an odious number, because the sum of its binary digits is odd.

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

Adding to 210100202101 its reverse (101202001012), we get a palindrome (311302203113).

The spelling of 210100202101 in words is "two hundred ten billion, one hundred million, two hundred two thousand, one hundred one".