12210200220222 has 32 divisors (see below), whose sum is σ = 27140213152800. Its totient is φ = 4069101507264.

The previous prime is 12210200220133. The next prime is 12210200220223. The reversal of 12210200220222 is 22202200201221.

12210200220222 is a `hidden beast` number, since 1 + 2 + 21 + 0 + 200 + 220 + 222 = 666.

12210200220222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12210200220195 and 12210200220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210200220223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26582197 + ... + 27037632.

It is an arithmetic number, because the mean of its divisors is an integer number (848131661025).

Almost surely, 2^{12210200220222} is an apocalyptic number.

12210200220222 is an abundant number, since it is smaller than the sum of its proper divisors (14930012932578).

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

12210200220222 is a wasteful number, since it uses less digits than its factorization.

12210200220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53624057 (or 53624051 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12210200220222 its reverse (22202200201221), we get a palindrome (34412400421443).

The spelling of 12210200220222 in words is "twelve trillion, two hundred ten billion, two hundred million, two hundred twenty thousand, two hundred twenty-two".