212022111011 has 8 divisors (see below), whose sum is σ = 224499888864. Its totient is φ = 199544987520.

The previous prime is 212022110939. The next prime is 212022111013. The reversal of 212022111011 is 110111220212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212022111011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212022111013) 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, 607346 + ... + 890456.

It is an arithmetic number, because the mean of its divisors is an integer number (28062486108).

Almost surely, 2^212022111011 is an apocalyptic number.

212022111011 is a deficient number, since it is larger than the sum of its proper divisors (12477777853).

212022111011 is a wasteful number, since it uses less digits than its factorization.

212022111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327181.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 212022111011 its reverse (110111220212), we get a palindrome (322133331223).

The spelling of 212022111011 in words is "two hundred twelve billion, twenty-two million, one hundred eleven thousand, eleven".