1222221314 has 16 divisors (see below), whose sum is σ = 1915280640. Its totient is φ = 584269680.

The previous prime is 1222221263. The next prime is 1222221317. The reversal of 1222221314 is 4131222221.

It is not an unprimeable number, because it can be changed into a prime (1222221317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113609 + ... + 123900.

It is an arithmetic number, because the mean of its divisors is an integer number (119705040).

Almost surely, 2^1222221314 is an apocalyptic number.

1222221314 is a deficient number, since it is larger than the sum of its proper divisors (693059326).

1222221314 is a wasteful number, since it uses less digits than its factorization.

1222221314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237625.

The product of its digits is 384, while the sum is 20.

The square root of 1222221314 is about 34960.2819496640. The cubic root of 1222221314 is about 1069.1778451664.

Adding to 1222221314 its reverse (4131222221), we get a palindrome (5353443535).

The spelling of 1222221314 in words is "one billion, two hundred twenty-two million, two hundred twenty-one thousand, three hundred fourteen".