2011110212 has 18 divisors (see below), whose sum is σ = 3644993898. Its totient is φ = 970879168.

The previous prime is 2011110209. The next prime is 2011110221. The reversal of 2011110212 is 2120111102.

It can be written as a sum of positive squares in 3 ways, for example, as 942735616 + 1068374596 = 30704^2 + 32686^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2011110193 and 2011110202.

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, 295553 + ... + 302280.

It is an arithmetic number, because the mean of its divisors is an integer number (202499661).

Almost surely, 2^2011110212 is an apocalyptic number.

It is an amenable number.

2011110212 is a deficient number, since it is larger than the sum of its proper divisors (1633883686).

2011110212 is a wasteful number, since it uses less digits than its factorization.

2011110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597895 (or 597864 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 2011110212 is about 44845.4034656842. The cubic root of 2011110212 is about 1262.2497414883.

Adding to 2011110212 its reverse (2120111102), we get a palindrome (4131221314).

The spelling of 2011110212 in words is "two billion, eleven million, one hundred ten thousand, two hundred twelve".