2201221011112 has 16 divisors (see below), whose sum is σ = 4129671008340. Its totient is φ = 1099975408896.

The previous prime is 2201221011089. The next prime is 2201221011127. The reversal of 2201221011112 is 2111101221022.

It can be written as a sum of positive squares in 2 ways, for example, as 1938148446276 + 263072564836 = 1392174^2 + 512906^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79372353 + ... + 79400080.

Almost surely, 2^{2201221011112} is an apocalyptic number.

It is an amenable number.

2201221011112 is a deficient number, since it is larger than the sum of its proper divisors (1928449997228).

2201221011112 is a wasteful number, since it uses less digits than its factorization.

2201221011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158774172 (or 158774168 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2201221011112 its reverse (2111101221022), we get a palindrome (4312322232134).

The spelling of 2201221011112 in words is "two trillion, two hundred one billion, two hundred twenty-one million, eleven thousand, one hundred twelve".