210242102020103 has 2 divisors, whose sum is σ = 210242102020104. Its totient is φ = 210242102020102.

The previous prime is 210242102020057. The next prime is 210242102020133. The reversal of 210242102020103 is 301020201242012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210242102020103 is a prime.

It is a super-2 number, since 2×210242102020103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210242102020133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105121051010051 + 105121051010052.

It is an arithmetic number, because the mean of its divisors is an integer number (105121051010052).

Almost surely, 2^{210242102020103} is an apocalyptic number.

210242102020103 is a deficient number, since it is larger than the sum of its proper divisors (1).

210242102020103 is an equidigital number, since it uses as much as digits as its factorization.

210242102020103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 210242102020103 its reverse (301020201242012), we get a palindrome (511262303262115).

The spelling of 210242102020103 in words is "two hundred ten trillion, two hundred forty-two billion, one hundred two million, twenty thousand, one hundred three".