210104301623 has 2 divisors, whose sum is σ = 210104301624. Its totient is φ = 210104301622.

The previous prime is 210104301611. The next prime is 210104301703. The reversal of 210104301623 is 326103401012.

210104301623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210104301623 - 2²⁰ = 210103253047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210104301023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105052150811 + 105052150812.

It is an arithmetic number, because the mean of its divisors is an integer number (105052150812).

Almost surely, 2^210104301623 is an apocalyptic number.

210104301623 is a deficient number, since it is larger than the sum of its proper divisors (1).

210104301623 is an equidigital number, since it uses as much as digits as its factorization.

210104301623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 210104301623 its reverse (326103401012), we get a palindrome (536207702635).

The spelling of 210104301623 in words is "two hundred ten billion, one hundred four million, three hundred one thousand, six hundred twenty-three".