12210100101222 has 32 divisors (see below), whose sum is σ = 25016040483840. Its totient is φ = 3970728444480.

The previous prime is 12210100101193. The next prime is 12210100101239. The reversal of 12210100101222 is 22210100101221.

12210100101222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12210100101222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49584679 + ... + 49830317.

It is an arithmetic number, because the mean of its divisors is an integer number (781751265120).

Almost surely, 2^{12210100101222} is an apocalyptic number.

12210100101222 is an abundant number, since it is smaller than the sum of its proper divisors (12805940382618).

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

12210100101222 is a wasteful number, since it uses less digits than its factorization.

12210100101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447748.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12210100101222 its reverse (22210100101221), we get a palindrome (34420200202443).

Subtracting 12210100101222 from its reverse (22210100101221), we obtain a palindrome (9999999999999).

The spelling of 12210100101222 in words is "twelve trillion, two hundred ten billion, one hundred million, one hundred one thousand, two hundred twenty-two".