1331331201201 has 8 divisors (see below), whose sum is σ = 1777056799104. Its totient is φ = 886579868720.

The previous prime is 1331331201169. The next prime is 1331331201227. The reversal of 1331331201201 is 1021021331331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1331331201201 - 2⁵ = 1331331201169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1331331201701) 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 7 ways as a sum of consecutive naturals, for example, 243563166 + ... + 243568631.

It is an arithmetic number, because the mean of its divisors is an integer number (222132099888).

Almost surely, 2^{1331331201201} is an apocalyptic number.

It is an amenable number.

1331331201201 is a deficient number, since it is larger than the sum of its proper divisors (445725597903).

1331331201201 is an equidigital number, since it uses as much as digits as its factorization.

1331331201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487132711.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1331331201201 its reverse (1021021331331), we get a palindrome (2352352532532).

The spelling of 1331331201201 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-one million, two hundred one thousand, two hundred one".