1320322211 has 8 divisors (see below), whose sum is σ = 1422884400. Its totient is φ = 1217902752.

The previous prime is 1320322189. The next prime is 1320322229. The reversal of 1320322211 is 1122230231.

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

It is a cyclic number.

It is not a de Polignac number, because 1320322211 - 2¹⁴ = 1320305827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1320322211.

It is not an unprimeable number, because it can be changed into a prime (1320322231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16061 + ... + 53838.

It is an arithmetic number, because the mean of its divisors is an integer number (177860550).

Almost surely, 2^1320322211 is an apocalyptic number.

1320322211 is a deficient number, since it is larger than the sum of its proper divisors (102562189).

1320322211 is a wasteful number, since it uses less digits than its factorization.

1320322211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71365.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1320322211 is about 36336.2382615482. The cubic root of 1320322211 is about 1097.0505590334.

Adding to 1320322211 its reverse (1122230231), we get a palindrome (2442552442).

The spelling of 1320322211 in words is "one billion, three hundred twenty million, three hundred twenty-two thousand, two hundred eleven".