212211133123223 has 8 divisors (see below), whose sum is σ = 228549539150016. Its totient is φ = 195874794626400.

The previous prime is 212211133123159. The next prime is 212211133123313. The reversal of 212211133123223 is 322321331112212.

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 212211133123223 - 2⁶ = 212211133123159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212211133123523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516669308 + ... + 517079873.

It is an arithmetic number, because the mean of its divisors is an integer number (28568692393752).

Almost surely, 2^{212211133123223} is an apocalyptic number.

212211133123223 is a deficient number, since it is larger than the sum of its proper divisors (16338406026793).

212211133123223 is a wasteful number, since it uses less digits than its factorization.

212211133123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033764985.

The product of its digits is 5184, while the sum is 29.

Adding to 212211133123223 its reverse (322321331112212), we get a palindrome (534532464235435).

The spelling of 212211133123223 in words is "two hundred twelve trillion, two hundred eleven billion, one hundred thirty-three million, one hundred twenty-three thousand, two hundred twenty-three".