2011310222 has 16 divisors (see below), whose sum is σ = 3195430560. Its totient is φ = 946203648.

The previous prime is 2011310209. The next prime is 2011310237. The reversal of 2011310222 is 2220131102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2011310197 and 2011310206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133223 + ... + 147549.

It is an arithmetic number, because the mean of its divisors is an integer number (199714410).

Almost surely, 2^2011310222 is an apocalyptic number.

2011310222 is a deficient number, since it is larger than the sum of its proper divisors (1184120338).

2011310222 is a wasteful number, since it uses less digits than its factorization.

2011310222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18475.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2011310222 is about 44847.6334046737. The cubic root of 2011310222 is about 1262.2915847449.

Adding to 2011310222 its reverse (2220131102), we get a palindrome (4231441324).

The spelling of 2011310222 in words is "two billion, eleven million, three hundred ten thousand, two hundred twenty-two".