321424311201401 has 4 divisors (see below), whose sum is σ = 321852306290304. Its totient is φ = 320996316112500.

The previous prime is 321424311201379. The next prime is 321424311201431. The reversal of 321424311201401 is 104102113424123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321424311201401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321424311201431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213997543325 + ... + 213997544826.

It is an arithmetic number, because the mean of its divisors is an integer number (80463076572576).

Almost surely, 2^{321424311201401} is an apocalyptic number.

It is an amenable number.

321424311201401 is a deficient number, since it is larger than the sum of its proper divisors (427995088903).

321424311201401 is an equidigital number, since it uses as much as digits as its factorization.

321424311201401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427995088902.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 321424311201401 its reverse (104102113424123), we get a palindrome (425526424625524).

The spelling of 321424311201401 in words is "three hundred twenty-one trillion, four hundred twenty-four billion, three hundred eleven million, two hundred one thousand, four hundred one".