212110002122022 has 12 divisors (see below), whose sum is σ = 459571671264420. Its totient is φ = 70703334040668.

The previous prime is 212110002122021. The next prime is 212110002122027. The reversal of 212110002122022 is 220221200011212.

It is a happy number.

It is a super-3 number, since 3×212110002122022³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11783889006779 = 212110002122022 / (2 + 1 + 2 + 1 + 1 + 0 + 0 + 0 + 2 + 1 + 2 + 2 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 212110002121986 and 212110002122004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212110002122021) 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 5 ways as a sum of consecutive naturals, for example, 5891944503372 + ... + 5891944503407.

It is an arithmetic number, because the mean of its divisors is an integer number (38297639272035).

Almost surely, 2^{212110002122022} is an apocalyptic number.

212110002122022 is an abundant number, since it is smaller than the sum of its proper divisors (247461669142398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212110002122022 is a wasteful number, since it uses less digits than its factorization.

212110002122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11783889006787 (or 11783889006784 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212110002122022 its reverse (220221200011212), we get a palindrome (432331202133234).

The spelling of 212110002122022 in words is "two hundred twelve trillion, one hundred ten billion, two million, one hundred twenty-two thousand, twenty-two".