2223221012 has 12 divisors (see below), whose sum is σ = 3945434976. Its totient is φ = 1095953880.

The previous prime is 2223220999. The next prime is 2223221057. The reversal of 2223221012 is 2101223222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3913838 + ... + 3914405.

It is an arithmetic number, because the mean of its divisors is an integer number (328786248).

Almost surely, 2^2223221012 is an apocalyptic number.

It is an amenable number.

2223221012 is a deficient number, since it is larger than the sum of its proper divisors (1722213964).

2223221012 is a wasteful number, since it uses less digits than its factorization.

2223221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7828318 (or 7828316 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2223221012 is about 47151.0446543870. The cubic root of 2223221012 is about 1305.1513575955.

Adding to 2223221012 its reverse (2101223222), we get a palindrome (4324444234).

The spelling of 2223221012 in words is "two billion, two hundred twenty-three million, two hundred twenty-one thousand, twelve".