3203431121 has 8 divisors (see below), whose sum is σ = 3495175488. Its totient is φ = 2911774000.

The previous prime is 3203431093. The next prime is 3203431151. The reversal of 3203431121 is 1211343023.

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 3203431121 - 2²⁶ = 3136322257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3203431093 and 3203431102.

It is not an unprimeable number, because it can be changed into a prime (3203431151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72851 + ... + 108231.

It is an arithmetic number, because the mean of its divisors is an integer number (436896936).

Almost surely, 2^3203431121 is an apocalyptic number.

It is an amenable number.

3203431121 is a deficient number, since it is larger than the sum of its proper divisors (291744367).

3203431121 is a wasteful number, since it uses less digits than its factorization.

3203431121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43623.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3203431121 is about 56598.8614814821. The cubic root of 3203431121 is about 1474.1390929044.

Adding to 3203431121 its reverse (1211343023), we get a palindrome (4414774144).

The spelling of 3203431121 in words is "three billion, two hundred three million, four hundred thirty-one thousand, one hundred twenty-one".