210001120223 has 2 divisors, whose sum is σ = 210001120224. Its totient is φ = 210001120222.

The previous prime is 210001120193. The next prime is 210001120237. The reversal of 210001120223 is 322021100012.

It is a happy number.

It is an a-pointer prime, because the next prime (210001120237) can be obtained adding 210001120223 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210001120223 - 2⁸ = 210001119967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210001120198 and 210001120207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210001120243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105000560111 + 105000560112.

It is an arithmetic number, because the mean of its divisors is an integer number (105000560112).

Almost surely, 2^210001120223 is an apocalyptic number.

210001120223 is a deficient number, since it is larger than the sum of its proper divisors (1).

210001120223 is an equidigital number, since it uses as much as digits as its factorization.

210001120223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 210001120223 its reverse (322021100012), we get a palindrome (532022220235).

The spelling of 210001120223 in words is "two hundred ten billion, one million, one hundred twenty thousand, two hundred twenty-three".