212012201100022 has 8 divisors (see below), whose sum is σ = 318018800273400. Its totient is φ = 106005934342224.

The previous prime is 212012201099971. The next prime is 212012201100023. The reversal of 212012201100022 is 220001102210212.

It is a happy number.

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 = 212012201099969 and 212012201100005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212012201100023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81503247 + ... + 84064282.

It is an arithmetic number, because the mean of its divisors is an integer number (39752350034175).

Almost surely, 2^{212012201100022} is an apocalyptic number.

212012201100022 is a deficient number, since it is larger than the sum of its proper divisors (106006599173378).

212012201100022 is a wasteful number, since it uses less digits than its factorization.

212012201100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166207790.

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

Adding to 212012201100022 its reverse (220001102210212), we get a palindrome (432013303310234).

The spelling of 212012201100022 in words is "two hundred twelve trillion, twelve billion, two hundred one million, one hundred thousand, twenty-two".