1232320201 has 4 divisors (see below), whose sum is σ = 1408365952. Its totient is φ = 1056274452.

The previous prime is 1232320169. The next prime is 1232320253. The reversal of 1232320201 is 1020232321.

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 1232320201 - 2⁵ = 1232320169 is a prime.

It is a super-2 number, since 2×1232320201² = 3037226155585360802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1232360201) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 88022865 + ... + 88022878.

It is an arithmetic number, because the mean of its divisors is an integer number (352091488).

Almost surely, 2^1232320201 is an apocalyptic number.

It is an amenable number.

1232320201 is a deficient number, since it is larger than the sum of its proper divisors (176045751).

1232320201 is an equidigital number, since it uses as much as digits as its factorization.

1232320201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176045750.

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

The square root of 1232320201 is about 35104.4185395514. The cubic root of 1232320201 is about 1072.1145481781.

Adding to 1232320201 its reverse (1020232321), we get a palindrome (2252552522).

The spelling of 1232320201 in words is "one billion, two hundred thirty-two million, three hundred twenty thousand, two hundred one".