212012120212022 has 16 divisors (see below), whose sum is σ = 360506439227760. Its totient is φ = 92701655800992.

The previous prime is 212012120211953. The next prime is 212012120212027. The reversal of 212012120212022 is 220212021210212.

It is a junction number, because it is equal to n+sod(n) for n = 212012120211985 and 212012120212003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212012120212027) 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, 214587165713 + ... + 214587166700.

It is an arithmetic number, because the mean of its divisors is an integer number (22531652451735).

Almost surely, 2^{212012120212022} is an apocalyptic number.

212012120212022 is a deficient number, since it is larger than the sum of its proper divisors (148494319015738).

212012120212022 is a wasteful number, since it uses less digits than its factorization.

212012120212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429174332447.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212012120212022 its reverse (220212021210212), we get a palindrome (432224141422234).

The spelling of 212012120212022 in words is "two hundred twelve trillion, twelve billion, one hundred twenty million, two hundred twelve thousand, twenty-two".