321203413201311 has 12 divisors (see below), whose sum is σ = 488379458668920. Its totient is φ = 202865313600720.

The previous prime is 321203413201241. The next prime is 321203413201343. The reversal of 321203413201311 is 113102314302123.

321203413201311 is a `hidden beast` number, since 3 + 2 + 1 + 2 + 0 + 341 + 3 + 2 + 0 + 1 + 311 = 666.

It is not a de Polignac number, because 321203413201311 - 2¹⁰ = 321203413200287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321203413201711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 939191266500 + ... + 939191266841.

It is an arithmetic number, because the mean of its divisors is an integer number (40698288222410).

Almost surely, 2^{321203413201311} is an apocalyptic number.

321203413201311 is a deficient number, since it is larger than the sum of its proper divisors (167176045467609).

321203413201311 is a wasteful number, since it uses less digits than its factorization.

321203413201311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878382533366 (or 1878382533363 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 321203413201311 its reverse (113102314302123), we get a palindrome (434305727503434).

The spelling of 321203413201311 in words is "three hundred twenty-one trillion, two hundred three billion, four hundred thirteen million, two hundred one thousand, three hundred eleven".