1233201322321 has 4 divisors (see below), whose sum is σ = 1244726568432. Its totient is φ = 1221676076212.

The previous prime is 1233201322319. The next prime is 1233201322333. The reversal of 1233201322321 is 1232231023321.

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 not a de Polignac number, because 1233201322321 - 2¹ = 1233201322319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1233201322361) 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, 5762622895 + ... + 5762623108.

It is an arithmetic number, because the mean of its divisors is an integer number (311181642108).

Almost surely, 2^{1233201322321} is an apocalyptic number.

It is an amenable number.

1233201322321 is a deficient number, since it is larger than the sum of its proper divisors (11525246111).

1233201322321 is a wasteful number, since it uses less digits than its factorization.

1233201322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11525246110.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1233201322321 its reverse (1232231023321), we get a palindrome (2465432345642).

Subtracting from 1233201322321 its reverse (1232231023321), we obtain a cube (970299000 = 990³).

The spelling of 1233201322321 in words is "one trillion, two hundred thirty-three billion, two hundred one million, three hundred twenty-two thousand, three hundred twenty-one".