3121334203 has 8 divisors (see below), whose sum is σ = 3364124400. Its totient is φ = 2878927968.

The previous prime is 3121334189. The next prime is 3121334207. The reversal of 3121334203 is 3024331213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3121334203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3121334207) 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, 78988 + ... + 111721.

It is an arithmetic number, because the mean of its divisors is an integer number (420515550).

Almost surely, 2^3121334203 is an apocalyptic number.

3121334203 is a deficient number, since it is larger than the sum of its proper divisors (242790197).

3121334203 is a wasteful number, since it uses less digits than its factorization.

3121334203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191981.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 3121334203 is about 55868.9019312175. The cubic root of 3121334203 is about 1461.4369731355.

Adding to 3121334203 its reverse (3024331213), we get a palindrome (6145665416).

The spelling of 3121334203 in words is "three billion, one hundred twenty-one million, three hundred thirty-four thousand, two hundred three".