1220003342 has 16 divisors (see below), whose sum is σ = 1838505600. Its totient is φ = 607175160.

The previous prime is 1220003311. The next prime is 1220003359. The reversal of 1220003342 is 2433000221.

It is a self number, because there is not a number n which added to its sum of digits gives 1220003342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494909 + ... + 497367.

It is an arithmetic number, because the mean of its divisors is an integer number (114906600).

Almost surely, 2^1220003342 is an apocalyptic number.

1220003342 is a deficient number, since it is larger than the sum of its proper divisors (618502258).

1220003342 is a wasteful number, since it uses less digits than its factorization.

1220003342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1220003342 is about 34928.5462337040. The cubic root of 1220003342 is about 1068.5307058382.

Adding to 1220003342 its reverse (2433000221), we get a palindrome (3653003563).

The spelling of 1220003342 in words is "one billion, two hundred twenty million, three thousand, three hundred forty-two".