211110120121223 has 8 divisors (see below), whose sum is σ = 211190377757568. Its totient is φ = 211029863662584.

The previous prime is 211110120121213. The next prime is 211110120121247. The reversal of 211110120121223 is 322121021011112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211110120121223 - 2⁸ = 211110120120967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211110120121195 and 211110120121204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211110120121213) 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 7 ways as a sum of consecutive naturals, for example, 558269390 + ... + 558647412.

It is an arithmetic number, because the mean of its divisors is an integer number (26398797219696).

Almost surely, 2^{211110120121223} is an apocalyptic number.

211110120121223 is a deficient number, since it is larger than the sum of its proper divisors (80257636345).

211110120121223 is a wasteful number, since it uses less digits than its factorization.

211110120121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588853.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 211110120121223 its reverse (322121021011112), we get a palindrome (533231141132335).

The spelling of 211110120121223 in words is "two hundred eleven trillion, one hundred ten billion, one hundred twenty million, one hundred twenty-one thousand, two hundred twenty-three".