212021122111219 has 8 divisors (see below), whose sum is σ = 212576258603520. Its totient is φ = 211465993726656.

The previous prime is 212021122111217. The next prime is 212021122111229. The reversal of 212021122111219 is 912111221120212.

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 212021122111219 - 2¹ = 212021122111217 is a prime.

It is a super-2 number, since 2×212021122111219² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212021122111217) 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, 52241959 + ... + 56153935.

It is an arithmetic number, because the mean of its divisors is an integer number (26572032325440).

Almost surely, 2^{212021122111219} is an apocalyptic number.

212021122111219 is a deficient number, since it is larger than the sum of its proper divisors (555136492301).

212021122111219 is a wasteful number, since it uses less digits than its factorization.

212021122111219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053869.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 212021122111219 in words is "two hundred twelve trillion, twenty-one billion, one hundred twenty-two million, one hundred eleven thousand, two hundred nineteen".