3112222011 has 16 divisors (see below), whose sum is σ = 4439028384. Its totient is φ = 1932632064.

The previous prime is 3112221997. The next prime is 3112222019. The reversal of 3112222011 is 1102222113.

It is not a de Polignac number, because 3112222011 - 2⁷ = 3112221883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3112222019) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 309610 + ... + 319503.

It is an arithmetic number, because the mean of its divisors is an integer number (277439274).

Almost surely, 2^3112222011 is an apocalyptic number.

3112222011 is a deficient number, since it is larger than the sum of its proper divisors (1326806373).

3112222011 is a wasteful number, since it uses less digits than its factorization.

3112222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629230.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 3112222011 is about 55787.2925584313. The cubic root of 3112222011 is about 1460.0134500231.

Adding to 3112222011 its reverse (1102222113), we get a palindrome (4214444124).

The spelling of 3112222011 in words is "three billion, one hundred twelve million, two hundred twenty-two thousand, eleven".