1333221224 has 16 divisors (see below), whose sum is σ = 2511640320. Its totient is φ = 663450480.

The previous prime is 1333221193. The next prime is 1333221229. The reversal of 1333221224 is 4221223331.

It is a self number, because there is not a number n which added to its sum of digits gives 1333221224.

It is not an unprimeable number, because it can be changed into a prime (1333221229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393224 + ... + 396599.

It is an arithmetic number, because the mean of its divisors is an integer number (156977520).

Almost surely, 2^1333221224 is an apocalyptic number.

It is an amenable number.

1333221224 is a deficient number, since it is larger than the sum of its proper divisors (1178419096).

1333221224 is a wasteful number, since it uses less digits than its factorization.

1333221224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790040 (or 790036 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 1333221224 is about 36513.3020144714. The cubic root of 1333221224 is about 1100.6115673617.

Adding to 1333221224 its reverse (4221223331), we get a palindrome (5554444555).

The spelling of 1333221224 in words is "one billion, three hundred thirty-three million, two hundred twenty-one thousand, two hundred twenty-four".