1330212322 has 4 divisors (see below), whose sum is σ = 1995318486. Its totient is φ = 665106160.

The previous prime is 1330212307. The next prime is 1330212409. The reversal of 1330212322 is 2232120331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 875627281 + 454585041 = 29591^2 + 21321^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1330212322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332553079 + ... + 332553082.

Almost surely, 2^1330212322 is an apocalyptic number.

1330212322 is a deficient number, since it is larger than the sum of its proper divisors (665106164).

1330212322 is an equidigital number, since it uses as much as digits as its factorization.

1330212322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665106163.

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

The square root of 1330212322 is about 36472.0759211756. The cubic root of 1330212322 is about 1099.7829659966.

Adding to 1330212322 its reverse (2232120331), we get a palindrome (3562332653).

The spelling of 1330212322 in words is "one billion, three hundred thirty million, two hundred twelve thousand, three hundred twenty-two".