212100210200222 has 16 divisors (see below), whose sum is σ = 326798117497152. Its totient is φ = 103181600215680.

The previous prime is 212100210200209. The next prime is 212100210200261. The reversal of 212100210200222 is 222002012001212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212100210200222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3523931663 + ... + 3523991850.

It is an arithmetic number, because the mean of its divisors is an integer number (20424882343572).

Almost surely, 2^{212100210200222} is an apocalyptic number.

212100210200222 is a deficient number, since it is larger than the sum of its proper divisors (114697907296930).

212100210200222 is a wasteful number, since it uses less digits than its factorization.

212100210200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7047923923.

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

Adding to 212100210200222 its reverse (222002012001212), we get a palindrome (434102222201434).

The spelling of 212100210200222 in words is "two hundred twelve trillion, one hundred billion, two hundred ten million, two hundred thousand, two hundred twenty-two".