212223119 has 4 divisors (see below), whose sum is σ = 214324440. Its totient is φ = 210121800.

The previous prime is 212223097. The next prime is 212223133. The reversal of 212223119 is 911322212.

It is a happy number.

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 212223119 - 2¹² = 212219023 is a prime.

It is a super-2 number, since 2×212223119² = 90077304476176322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212223094 and 212223103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212223149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050509 + ... + 1050710.

It is an arithmetic number, because the mean of its divisors is an integer number (53581110).

Almost surely, 2^212223119 is an apocalyptic number.

212223119 is a deficient number, since it is larger than the sum of its proper divisors (2101321).

212223119 is a wasteful number, since it uses less digits than its factorization.

212223119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101320.

The product of its digits is 432, while the sum is 23.

The square root of 212223119 is about 14567.8797015901. The cubic root of 212223119 is about 596.4823046327.

The spelling of 212223119 in words is "two hundred twelve million, two hundred twenty-three thousand, one hundred nineteen".