212110032223 has 32 divisors (see below), whose sum is σ = 234343929600. Its totient is φ = 191178178560.

The previous prime is 212110032161. The next prime is 212110032263. The reversal of 212110032223 is 322230011212.

It is a cyclic number.

It is not a de Polignac number, because 212110032223 - 2¹³ = 212110024031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212110032223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212110032263) 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 in 31 ways as a sum of consecutive naturals, for example, 9395353 + ... + 9417901.

It is an arithmetic number, because the mean of its divisors is an integer number (7323247800).

Almost surely, 2^212110032223 is an apocalyptic number.

212110032223 is a deficient number, since it is larger than the sum of its proper divisors (22233897377).

212110032223 is a wasteful number, since it uses less digits than its factorization.

212110032223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22867.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212110032223 its reverse (322230011212), we get a palindrome (534340043435).

The spelling of 212110032223 in words is "two hundred twelve billion, one hundred ten million, thirty-two thousand, two hundred twenty-three".