212112102022 has 16 divisors (see below), whose sum is σ = 321370977312. Its totient is φ = 104988787200.

The previous prime is 212112102011. The next prime is 212112102047. The reversal of 212112102022 is 220201211212.

It is a happy number.

212112102022 is digitally balanced in base 2, 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 = 212112101987 and 212112102005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1197223 + ... + 1362925.

It is an arithmetic number, because the mean of its divisors is an integer number (20085686082).

Almost surely, 2^212112102022 is an apocalyptic number.

212112102022 is a deficient number, since it is larger than the sum of its proper divisors (109258875290).

212112102022 is a wasteful number, since it uses less digits than its factorization.

212112102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172143.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212112102022 its reverse (220201211212), we get a palindrome (432313313234).

The spelling of 212112102022 in words is "two hundred twelve billion, one hundred twelve million, one hundred two thousand, twenty-two".