1330222312 has 8 divisors (see below), whose sum is σ = 2494166850. Its totient is φ = 665111152.

The previous prime is 1330222297. The next prime is 1330222343. The reversal of 1330222312 is 2132220331.

It can be written as a sum of positive squares in only one way, i.e., 1061065476 + 269156836 = 32574^2 + 16406^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1330222312.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83138887 + ... + 83138902.

Almost surely, 2^1330222312 is an apocalyptic number.

It is an amenable number.

1330222312 is a deficient number, since it is larger than the sum of its proper divisors (1163944538).

1330222312 is a wasteful number, since it uses less digits than its factorization.

1330222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166277795 (or 166277791 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1330222312 is about 36472.2128750094. The cubic root of 1330222312 is about 1099.7857191422.

Adding to 1330222312 its reverse (2132220331), we get a palindrome (3462442643).

The spelling of 1330222312 in words is "one billion, three hundred thirty million, two hundred twenty-two thousand, three hundred twelve".