212010221000222 has 4 divisors (see below), whose sum is σ = 318015331500336. Its totient is φ = 106005110500110.

The previous prime is 212010221000219. The next prime is 212010221000243. The reversal of 212010221000222 is 222000122010212.

It is a happy number.

212010221000222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212010221000222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53002555250054 + ... + 53002555250057.

It is an arithmetic number, because the mean of its divisors is an integer number (79503832875084).

Almost surely, 2^{212010221000222} is an apocalyptic number.

212010221000222 is a deficient number, since it is larger than the sum of its proper divisors (106005110500114).

212010221000222 is a wasteful number, since it uses less digits than its factorization.

212010221000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106005110500113.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212010221000222 its reverse (222000122010212), we get a palindrome (434010343010434).

The spelling of 212010221000222 in words is "two hundred twelve trillion, ten billion, two hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.