210222212100222 has 16 divisors (see below), whose sum is σ = 480507913372032. Its totient is φ = 60063489171480.

The previous prime is 210222212100191. The next prime is 210222212100289. The reversal of 210222212100222 is 222001212222012.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 2502645382104 + ... + 2502645382187.

It is an arithmetic number, because the mean of its divisors is an integer number (30031744585752).

Almost surely, 2^{210222212100222} is an apocalyptic number.

210222212100222 is an abundant number, since it is smaller than the sum of its proper divisors (270285701271810).

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

210222212100222 is a wasteful number, since it uses less digits than its factorization.

210222212100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005290764303.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 210222212100222 its reverse (222001212222012), we get a palindrome (432223424322234).

The spelling of 210222212100222 in words is "two hundred ten trillion, two hundred twenty-two billion, two hundred twelve million, one hundred thousand, two hundred twenty-two".