212002001022222 has 96 divisors (see below), whose sum is σ = 495336191767200. Its totient is φ = 67204117715328.

The previous prime is 212002001022209. The next prime is 212002001022233. The reversal of 212002001022222 is 222220100200212.

212002001022222 is a `hidden beast` number, since 21 + 200 + 200 + 1 + 0 + 22 + 222 = 666.

212002001022222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 212002001022195 and 212002001022204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16507447 + ... + 26391282.

It is an arithmetic number, because the mean of its divisors is an integer number (5159751997575).

Almost surely, 2^{212002001022222} is an apocalyptic number.

212002001022222 is an abundant number, since it is smaller than the sum of its proper divisors (283334190744978).

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

212002001022222 is a wasteful number, since it uses less digits than its factorization.

212002001022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42898959 (or 42898930 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 212002001022222 its reverse (222220100200212), we get a palindrome (434222101222434).

The spelling of 212002001022222 in words is "two hundred twelve trillion, two billion, one million, twenty-two thousand, two hundred twenty-two".