210100110111223 has 2 divisors, whose sum is σ = 210100110111224. Its totient is φ = 210100110111222.

The previous prime is 210100110111217. The next prime is 210100110111257. The reversal of 210100110111223 is 322111011001012.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210100110111223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210100110111197 and 210100110111206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210100110111293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050055055611 + 105050055055612.

It is an arithmetic number, because the mean of its divisors is an integer number (105050055055612).

Almost surely, 2^{210100110111223} is an apocalyptic number.

210100110111223 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100110111223 is an equidigital number, since it uses as much as digits as its factorization.

210100110111223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 210100110111223 its reverse (322111011001012), we get a palindrome (532211121112235).

The spelling of 210100110111223 in words is "two hundred ten trillion, one hundred billion, one hundred ten million, one hundred eleven thousand, two hundred twenty-three".