210122022223 has 4 divisors (see below), whose sum is σ = 210280367200. Its totient is φ = 209963677248.

The previous prime is 210122022197. The next prime is 210122022239. The reversal of 210122022223 is 322220221012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210122022223 - 2⁵ = 210122022191 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 210122022223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210122022023) 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 3 ways as a sum of consecutive naturals, for example, 79170498 + ... + 79173151.

It is an arithmetic number, because the mean of its divisors is an integer number (52570091800).

Almost surely, 2^210122022223 is an apocalyptic number.

210122022223 is a deficient number, since it is larger than the sum of its proper divisors (158344977).

210122022223 is a wasteful number, since it uses less digits than its factorization.

210122022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158344976.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 210122022223 its reverse (322220221012), we get a palindrome (532342243235).

The spelling of 210122022223 in words is "two hundred ten billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty-three".