321414242320020 has 48 divisors (see below), whose sum is σ = 899962288263360. Its totient is φ = 85710235117056.

The previous prime is 321414242320013. The next prime is 321414242320079. The reversal of 321414242320020 is 20023242414123.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 321414242320020.

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, 16043679 + ... + 30003801.

It is an arithmetic number, because the mean of its divisors is an integer number (18749214338820).

Almost surely, 2^{321414242320020} is an apocalyptic number.

321414242320020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

321414242320020 is an abundant number, since it is smaller than the sum of its proper divisors (578548045943340).

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

321414242320020 is a wasteful number, since it uses less digits than its factorization.

321414242320020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14343864 (or 14343862 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 321414242320020 its reverse (20023242414123), we get a palindrome (341437484734143).

The spelling of 321414242320020 in words is "three hundred twenty-one trillion, four hundred fourteen billion, two hundred forty-two million, three hundred twenty thousand, twenty".