2221333112 has 8 divisors (see below), whose sum is σ = 4164999600. Its totient is φ = 1110666552.

The previous prime is 2221333099. The next prime is 2221333151. The reversal of 2221333112 is 2113331222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138833312 + ... + 138833327.

It is an arithmetic number, because the mean of its divisors is an integer number (520624950).

Almost surely, 2^2221333112 is an apocalyptic number.

It is an amenable number.

2221333112 is a deficient number, since it is larger than the sum of its proper divisors (1943666488).

2221333112 is a wasteful number, since it uses less digits than its factorization.

2221333112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277666645 (or 277666641 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 2221333112 is about 47131.0206976255. The cubic root of 2221333112 is about 1304.7818197318.

Adding to 2221333112 its reverse (2113331222), we get a palindrome (4334664334).

The spelling of 2221333112 in words is "two billion, two hundred twenty-one million, three hundred thirty-three thousand, one hundred twelve".