321023131212412 has 6 divisors (see below), whose sum is σ = 561790479621728. Its totient is φ = 160511565606204.

The previous prime is 321023131212383. The next prime is 321023131212493. The reversal of 321023131212412 is 214212131320123.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40127891401548 + ... + 40127891401555.

Almost surely, 2^{321023131212412} is an apocalyptic number.

It is an amenable number.

321023131212412 is a deficient number, since it is larger than the sum of its proper divisors (240767348409316).

321023131212412 is a wasteful number, since it uses less digits than its factorization.

321023131212412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80255782803107 (or 80255782803105 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 321023131212412 its reverse (214212131320123), we get a palindrome (535235262532535).

The spelling of 321023131212412 in words is "three hundred twenty-one trillion, twenty-three billion, one hundred thirty-one million, two hundred twelve thousand, four hundred twelve".