212010221122 has 8 divisors (see below), whose sum is σ = 363446093376. Its totient is φ = 90861523332.

The previous prime is 212010221107. The next prime is 212010221147. The reversal of 212010221122 is 221122010212.

It is a happy number.

212010221122 is digitally balanced in base 2, 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 = 212010221096 and 212010221105.

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, 7571793598 + ... + 7571793625.

It is an arithmetic number, because the mean of its divisors is an integer number (45430761672).

Almost surely, 2^212010221122 is an apocalyptic number.

212010221122 is a deficient number, since it is larger than the sum of its proper divisors (151435872254).

212010221122 is a wasteful number, since it uses less digits than its factorization.

212010221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15143587232.

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

Adding to 212010221122 its reverse (221122010212), we get a palindrome (433132231334).

The spelling of 212010221122 in words is "two hundred twelve billion, ten million, two hundred twenty-one thousand, one hundred twenty-two".