321213431432412 has 24 divisors (see below), whose sum is σ = 832775562973200. Its totient is φ = 107071143810768.

The previous prime is 321213431432401. The next prime is 321213431432441. The reversal of 321213431432412 is 214234134312123.

321213431432412 is a `hidden beast` number, since 3 + 2 + 1 + 2 + 1 + 3 + 4 + 314 + 324 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1487099219487 + ... + 1487099219702.

It is an arithmetic number, because the mean of its divisors is an integer number (34698981790550).

Almost surely, 2^{321213431432412} is an apocalyptic number.

It is an amenable number.

321213431432412 is an abundant number, since it is smaller than the sum of its proper divisors (511562131540788).

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

321213431432412 is a wasteful number, since it uses less digits than its factorization.

321213431432412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974198439202 (or 2974198439194 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

Adding to 321213431432412 its reverse (214234134312123), we get a palindrome (535447565744535).

The spelling of 321213431432412 in words is "three hundred twenty-one trillion, two hundred thirteen billion, four hundred thirty-one million, four hundred thirty-two thousand, four hundred twelve".