210010103 has 2 divisors, whose sum is σ = 210010104. Its totient is φ = 210010102.

The previous prime is 210010091. The next prime is 210010109. The reversal of 210010103 is 301010012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210010103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210010109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005051 + 105005052.

It is an arithmetic number, because the mean of its divisors is an integer number (105005052).

Almost surely, 2^210010103 is an apocalyptic number.

210010103 is a deficient number, since it is larger than the sum of its proper divisors (1).

210010103 is an equidigital number, since it uses as much as digits as its factorization.

210010103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 210010103 is about 14491.7253286143. The cubic root of 210010103 is about 594.4017270986.

Adding to 210010103 its reverse (301010012), we get a palindrome (511020115).

Subtracting 210010103 from its reverse (301010012), we obtain a palindrome (90999909).

The spelling of 210010103 in words is "two hundred ten million, ten thousand, one hundred three".