1331030111133 has 16 divisors (see below), whose sum is σ = 1816029005120. Its totient is φ = 866693447424.

The previous prime is 1331030111053. The next prime is 1331030111137. The reversal of 1331030111133 is 3311110301331.

It is not a de Polignac number, because 1331030111133 - 2⁹ = 1331030110621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331030111137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5404485 + ... + 5645397.

It is an arithmetic number, because the mean of its divisors is an integer number (113501812820).

Almost surely, 2^{1331030111133} is an apocalyptic number.

It is an amenable number.

1331030111133 is a deficient number, since it is larger than the sum of its proper divisors (484998893987).

1331030111133 is a wasteful number, since it uses less digits than its factorization.

1331030111133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283788.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 1331030111133 its reverse (3311110301331), we get a palindrome (4642140412464).

The spelling of 1331030111133 in words is "one trillion, three hundred thirty-one billion, thirty million, one hundred eleven thousand, one hundred thirty-three".