210111020223 has 16 divisors (see below), whose sum is σ = 302168578656. Its totient is φ = 129097359360.

The previous prime is 210111020219. The next prime is 210111020237. The reversal of 210111020223 is 322020111012.

It is not a de Polignac number, because 210111020223 - 2² = 210111020219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210111020123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4177390 + ... + 4227387.

It is an arithmetic number, because the mean of its divisors is an integer number (18885536166).

Almost surely, 2^210111020223 is an apocalyptic number.

210111020223 is a deficient number, since it is larger than the sum of its proper divisors (92057558433).

210111020223 is a wasteful number, since it uses less digits than its factorization.

210111020223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8405434.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 210111020223 its reverse (322020111012), we get a palindrome (532131131235).

The spelling of 210111020223 in words is "two hundred ten billion, one hundred eleven million, twenty thousand, two hundred twenty-three".