3231120001 has 4 divisors (see below), whose sum is σ = 3235730004. Its totient is φ = 3226510000.

The previous prime is 3231119959. The next prime is 3231120023. The reversal of 3231120001 is 1000211323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2957184400 + 273935601 = 54380^2 + 16551^2 .

It is a cyclic number.

It is not a de Polignac number, because 3231120001 - 2⁷ = 3231119873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3231120071) 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, 2303950 + ... + 2305351.

It is an arithmetic number, because the mean of its divisors is an integer number (808932501).

Almost surely, 2^3231120001 is an apocalyptic number.

It is an amenable number.

3231120001 is a deficient number, since it is larger than the sum of its proper divisors (4610003).

3231120001 is an equidigital number, since it uses as much as digits as its factorization.

3231120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4610002.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 3231120001 is about 56842.9415231126. The cubic root of 3231120001 is about 1478.3741582623.

Adding to 3231120001 its reverse (1000211323), we get a palindrome (4231331324).

The spelling of 3231120001 in words is "three billion, two hundred thirty-one million, one hundred twenty thousand, one".