212002220221222 has 8 divisors (see below), whose sum is σ = 320975324073576. Its totient is φ = 105010445530032.

The previous prime is 212002220221201. The next prime is 212002220221243. The reversal of 212002220221222 is 222122022200212.

It is an interprime number because it is at equal distance from previous prime (212002220221201) and next prime (212002220221243).

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 = 212002220221193 and 212002220221202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495332290023 + ... + 495332290450.

It is an arithmetic number, because the mean of its divisors is an integer number (40121915509197).

Almost surely, 2^{212002220221222} is an apocalyptic number.

212002220221222 is a deficient number, since it is larger than the sum of its proper divisors (108973103852354).

212002220221222 is a wasteful number, since it uses less digits than its factorization.

212002220221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990664580582.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 212002220221222 its reverse (222122022200212), we get a palindrome (434124242421434).

The spelling of 212002220221222 in words is "two hundred twelve trillion, two billion, two hundred twenty million, two hundred twenty-one thousand, two hundred twenty-two".