212111020022 has 16 divisors (see below), whose sum is σ = 354475671552.
Its totient is φ = 94362735720.
The previous prime is 212111020021. The next prime is 212111020063. The reversal of 212111020022 is 220020111212.
Adding to 212111020022 its reverse (220020111212), we get a palindrome (432131131234).
212111020022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 212111019979 and 212111020006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212111020021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102567158 + ... + 102569225.
It is an arithmetic number, because the mean of its divisors is an integer number (22154729472).
Almost surely, 2212111020022 is an apocalyptic number.
212111020022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
212111020022 is a deficient number, since it is larger than the sum of its proper divisors (142364651530).
212111020022 is a wasteful number, since it uses less digits than its factorization.
212111020022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205136443.
The product of its (nonzero) digits is 32, while the sum is 14.
The spelling of 212111020022 in words is "two hundred twelve billion, one hundred eleven million, twenty thousand, twenty-two".