1222203466 has 16 divisors (see below), whose sum is σ = 2001781440. Its totient is φ = 555043680.

The previous prime is 1222203431. The next prime is 1222203473. The reversal of 1222203466 is 6643022221.

It is an unprimeable number.

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, 235 + ... + 49441.

It is an arithmetic number, because the mean of its divisors is an integer number (125111340).

Almost surely, 2^1222203466 is an apocalyptic number.

1222203466 is a deficient number, since it is larger than the sum of its proper divisors (779577974).

1222203466 is a wasteful number, since it uses less digits than its factorization.

1222203466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50349.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 1222203466 is about 34960.0266876328. The cubic root of 1222203466 is about 1069.1726407682.

Adding to 1222203466 its reverse (6643022221), we get a palindrome (7865225687).

The spelling of 1222203466 in words is "one billion, two hundred twenty-two million, two hundred three thousand, four hundred sixty-six".