2011220100112 has 20 divisors (see below), whose sum is σ = 3896773962156. Its totient is φ = 1005601013120.

The previous prime is 2011220100077. The next prime is 2011220100137. The reversal of 2011220100112 is 2110010221102.

It can be written as a sum of positive squares in 2 ways, for example, as 1150934169856 + 860285930256 = 1072816^2 + 927516^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2011220100092 and 2011220100101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1500018 + ... + 2504494.

Almost surely, 2^{2011220100112} is an apocalyptic number.

It is an amenable number.

2011220100112 is a deficient number, since it is larger than the sum of its proper divisors (1885553862044).

2011220100112 is a wasteful number, since it uses less digits than its factorization.

2011220100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129626 (or 1129620 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011220100112 its reverse (2110010221102), we get a palindrome (4121230321214).

The spelling of 2011220100112 in words is "two trillion, eleven billion, two hundred twenty million, one hundred thousand, one hundred twelve".