1331120201322 has 16 divisors (see below), whose sum is σ = 2665842901920. Its totient is φ = 443106317232.

The previous prime is 1331120201311. The next prime is 1331120201339. The reversal of 1331120201322 is 2231020211331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150099333 + ... + 150108200.

It is an arithmetic number, because the mean of its divisors is an integer number (166615181370).

Almost surely, 2^{1331120201322} is an apocalyptic number.

1331120201322 is an abundant number, since it is smaller than the sum of its proper divisors (1334722700598).

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

1331120201322 is a wasteful number, since it uses less digits than its factorization.

1331120201322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300208277.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1331120201322 its reverse (2231020211331), we get a palindrome (3562140412653).

The spelling of 1331120201322 in words is "one trillion, three hundred thirty-one billion, one hundred twenty million, two hundred one thousand, three hundred twenty-two".