3121232012203 has 8 divisors (see below), whose sum is σ = 3326234300928. Its totient is φ = 2922004435944.

The previous prime is 3121232012179. The next prime is 3121232012219. The reversal of 3121232012203 is 3022102321213.

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

It is a de Polignac number, because none of the positive numbers 2^k-3121232012203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3121232012263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1443677001 + ... + 1443679162.

It is an arithmetic number, because the mean of its divisors is an integer number (415779287616).

Almost surely, 2^{3121232012203} is an apocalyptic number.

3121232012203 is a deficient number, since it is larger than the sum of its proper divisors (205002288725).

3121232012203 is a wasteful number, since it uses less digits than its factorization.

3121232012203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2887356233.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3121232012203 its reverse (3022102321213), we get a palindrome (6143334333416).

The spelling of 3121232012203 in words is "three trillion, one hundred twenty-one billion, two hundred thirty-two million, twelve thousand, two hundred three".