321404234424412 has 12 divisors (see below), whose sum is σ = 564791258419696. Its totient is φ = 160035303447360.

The previous prime is 321404234424373. The next prime is 321404234424473. The reversal of 321404234424412 is 214424432404123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166703440128 + ... + 166703442055.

Almost surely, 2^{321404234424412} is an apocalyptic number.

It is an amenable number.

321404234424412 is a deficient number, since it is larger than the sum of its proper divisors (243387023995284).

321404234424412 is a wasteful number, since it uses less digits than its factorization.

321404234424412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333406882428 (or 333406882426 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

Adding to 321404234424412 its reverse (214424432404123), we get a palindrome (535828666828535).

The spelling of 321404234424412 in words is "three hundred twenty-one trillion, four hundred four billion, two hundred thirty-four million, four hundred twenty-four thousand, four hundred twelve".