321003032412412 has 48 divisors (see below), whose sum is σ = 643479161149440. Its totient is φ = 137257144561152.

The previous prime is 321003032412397. The next prime is 321003032412493. The reversal of 321003032412412 is 214214230300123.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95012289 + ... + 98332807.

It is an arithmetic number, because the mean of its divisors is an integer number (13405815857280).

Almost surely, 2^{321003032412412} is an apocalyptic number.

It is an amenable number.

321003032412412 is an abundant number, since it is smaller than the sum of its proper divisors (322476128737028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321003032412412 is a wasteful number, since it uses less digits than its factorization.

321003032412412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3328450 (or 3328448 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 321003032412412 its reverse (214214230300123), we get a palindrome (535217262712535).

The spelling of 321003032412412 in words is "three hundred twenty-one trillion, three billion, thirty-two million, four hundred twelve thousand, four hundred twelve".