1331122233201 has 16 divisors (see below), whose sum is σ = 1823307576768. Its totient is φ = 863189265600.

The previous prime is 1331122233179. The next prime is 1331122233209. The reversal of 1331122233201 is 1023322211331.

It is not a de Polignac number, because 1331122233201 - 2⁹ = 1331122232689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1331122233209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1276915 + ... + 2071896.

It is an arithmetic number, because the mean of its divisors is an integer number (113956723548).

Almost surely, 2^{1331122233201} is an apocalyptic number.

It is an amenable number.

1331122233201 is a deficient number, since it is larger than the sum of its proper divisors (492185343567).

1331122233201 is a wasteful number, since it uses less digits than its factorization.

1331122233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352432.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1331122233201 its reverse (1023322211331), we get a palindrome (2354444444532).

The spelling of 1331122233201 in words is "one trillion, three hundred thirty-one billion, one hundred twenty-two million, two hundred thirty-three thousand, two hundred one".