210312210103 has 2 divisors, whose sum is σ = 210312210104. Its totient is φ = 210312210102.

The previous prime is 210312210083. The next prime is 210312210179. The reversal of 210312210103 is 301012213012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210312210103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210312210403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105156105051 + 105156105052.

It is an arithmetic number, because the mean of its divisors is an integer number (105156105052).

Almost surely, 2^210312210103 is an apocalyptic number.

210312210103 is a deficient number, since it is larger than the sum of its proper divisors (1).

210312210103 is an equidigital number, since it uses as much as digits as its factorization.

210312210103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 210312210103 its reverse (301012213012), we get a palindrome (511324423115).

The spelling of 210312210103 in words is "two hundred ten billion, three hundred twelve million, two hundred ten thousand, one hundred three".