321420020201300 has 18 divisors (see below), whose sum is σ = 697481443837038. Its totient is φ = 128568008080480.

The previous prime is 321420020201221. The next prime is 321420020201323. The reversal of 321420020201300 is 3102020024123.

It can be written as a sum of positive squares in 3 ways, for example, as 2611210373776 + 318808809827524 = 1615924^2 + 17855218^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1607100100907 + ... + 1607100101106.

Almost surely, 2^{321420020201300} is an apocalyptic number.

It is an amenable number.

321420020201300 is an abundant number, since it is smaller than the sum of its proper divisors (376061423635738).

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

321420020201300 is a wasteful number, since it uses less digits than its factorization.

321420020201300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214200202027 (or 3214200202020 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 321420020201300 its reverse (3102020024123), we get a palindrome (324522040225423).

The spelling of 321420020201300 in words is "three hundred twenty-one trillion, four hundred twenty billion, twenty million, two hundred one thousand, three hundred".