2100112201222 has 12 divisors (see below), whose sum is σ = 3664481494140. Its totient is φ = 900048086196.

The previous prime is 2100112201207. The next prime is 2100112201267. The reversal of 2100112201222 is 2221022110012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2100112201196 and 2100112201205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10714858072 + ... + 10714858267.

It is an arithmetic number, because the mean of its divisors is an integer number (305373457845).

Almost surely, 2^{2100112201222} is an apocalyptic number.

2100112201222 is a deficient number, since it is larger than the sum of its proper divisors (1564369292918).

2100112201222 is a wasteful number, since it uses less digits than its factorization.

2100112201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21429716355 (or 21429716348 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2100112201222 its reverse (2221022110012), we get a palindrome (4321134311234).

The spelling of 2100112201222 in words is "two trillion, one hundred billion, one hundred twelve million, two hundred one thousand, two hundred twenty-two".