321232120003 has 6 divisors (see below), whose sum is σ = 341239657196. Its totient is φ = 302336112672.

The previous prime is 321232119997. The next prime is 321232120021. The reversal of 321232120003 is 300021232123.

It is not a de Polignac number, because 321232120003 - 2³³ = 312642185411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321232120093) 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 5 ways as a sum of consecutive naturals, for example, 555764625 + ... + 555765202.

Almost surely, 2^321232120003 is an apocalyptic number.

321232120003 is a deficient number, since it is larger than the sum of its proper divisors (20007537193).

321232120003 is a wasteful number, since it uses less digits than its factorization.

321232120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111529861 (or 1111529844 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 321232120003 its reverse (300021232123), we get a palindrome (621253352126).

The spelling of 321232120003 in words is "three hundred twenty-one billion, two hundred thirty-two million, one hundred twenty thousand, three".