212021100022 has 8 divisors (see below), whose sum is σ = 325788519672. Its totient is φ = 103424926800.

The previous prime is 212021099929. The next prime is 212021100059. The reversal of 212021100022 is 220001120212.

It is a happy number.

212021100022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 212021099975 and 212021100011.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1292811504 + ... + 1292811667.

It is an arithmetic number, because the mean of its divisors is an integer number (40723564959).

Almost surely, 2^212021100022 is an apocalyptic number.

212021100022 is a deficient number, since it is larger than the sum of its proper divisors (113767419650).

212021100022 is a wasteful number, since it uses less digits than its factorization.

212021100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585623214.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212021100022 its reverse (220001120212), we get a palindrome (432022220234).

The spelling of 212021100022 in words is "two hundred twelve billion, twenty-one million, one hundred thousand, twenty-two".