3231123201 has 6 divisors (see below), whose sum is σ = 4667177970. Its totient is φ = 2154082128.

The previous prime is 3231123193. The next prime is 3231123227. The reversal of 3231123201 is 1023211323.

3231123201 is a `hidden beast` number, since 32 + 311 + 2 + 320 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3044390976 + 186732225 = 55176^2 + 13665^2 .

It is not a de Polignac number, because 3231123201 - 2³ = 3231123193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3231123281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 179506836 + ... + 179506853.

It is an arithmetic number, because the mean of its divisors is an integer number (777862995).

Almost surely, 2^3231123201 is an apocalyptic number.

It is an amenable number.

3231123201 is a deficient number, since it is larger than the sum of its proper divisors (1436054769).

3231123201 is a wasteful number, since it uses less digits than its factorization.

3231123201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359013695 (or 359013692 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3231123201 is about 56842.9696708397. The cubic root of 3231123201 is about 1478.3746463073.

Adding to 3231123201 its reverse (1023211323), we get a palindrome (4254334524).

The spelling of 3231123201 in words is "three billion, two hundred thirty-one million, one hundred twenty-three thousand, two hundred one".