1322320201 has 4 divisors (see below), whose sum is σ = 1328250112. Its totient is φ = 1316390292.

The previous prime is 1322320193. The next prime is 1322320217. The reversal of 1322320201 is 1020232231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1322320201 - 2³ = 1322320193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322320261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2964621 + ... + 2965066.

It is an arithmetic number, because the mean of its divisors is an integer number (332062528).

Almost surely, 2^1322320201 is an apocalyptic number.

It is an amenable number.

1322320201 is a deficient number, since it is larger than the sum of its proper divisors (5929911).

1322320201 is an equidigital number, since it uses as much as digits as its factorization.

1322320201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5929910.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1322320201 is about 36363.7209454698. The cubic root of 1322320201 is about 1097.6036541594.

Adding to 1322320201 its reverse (1020232231), we get a palindrome (2342552432).

The spelling of 1322320201 in words is "one billion, three hundred twenty-two million, three hundred twenty thousand, two hundred one".