2143321322 has 8 divisors (see below), whose sum is σ = 3225124836. Its totient is φ = 1068279712.

The previous prime is 2143321319. The next prime is 2143321333. The reversal of 2143321322 is 2231233412.

It can be written as a sum of positive squares in 2 ways, for example, as 1779236761 + 364084561 = 42181^2 + 19081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 1689683 + ... + 1690950.

Almost surely, 2^2143321322 is an apocalyptic number.

2143321322 is a deficient number, since it is larger than the sum of its proper divisors (1081803514).

2143321322 is a wasteful number, since it uses less digits than its factorization.

2143321322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380952.

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

The square root of 2143321322 is about 46296.0184249143. The cubic root of 2143321322 is about 1289.3250724951.

Adding to 2143321322 its reverse (2231233412), we get a palindrome (4374554734).

The spelling of 2143321322 in words is "two billion, one hundred forty-three million, three hundred twenty-one thousand, three hundred twenty-two".