1331211301333 has 32 divisors (see below), whose sum is σ = 1435879065600. Its totient is φ = 1231354656000.

The previous prime is 1331211301297. The next prime is 1331211301349. The reversal of 1331211301333 is 3331031121331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331211301333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1331211301298 and 1331211301307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331211311333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39757723 + ... + 39791191.

It is an arithmetic number, because the mean of its divisors is an integer number (44871220800).

Almost surely, 2^{1331211301333} is an apocalyptic number.

It is an amenable number.

1331211301333 is a deficient number, since it is larger than the sum of its proper divisors (104667764267).

1331211301333 is a wasteful number, since it uses less digits than its factorization.

1331211301333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33973.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 1331211301333 its reverse (3331031121331), we get a palindrome (4662242422664).

The spelling of 1331211301333 in words is "one trillion, three hundred thirty-one billion, two hundred eleven million, three hundred one thousand, three hundred thirty-three".