11331123221133 has 12 divisors (see below), whose sum is σ = 16367352727648. Its totient is φ = 7554001497480.

The previous prime is 11331123221107. The next prime is 11331123221189. The reversal of 11331123221133 is 33112232113311.

11331123221133 is a `hidden beast` number, since 1 + 1 + 3 + 311 + 232 + 2 + 113 + 3 = 666.

It is not a de Polignac number, because 11331123221133 - 2⁵ = 11331123221101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11331123221097 and 11331123221106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331123220133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5824723 + ... + 7522608.

Almost surely, 2^{11331123221133} is an apocalyptic number.

It is an amenable number.

11331123221133 is a deficient number, since it is larger than the sum of its proper divisors (5036229506515).

11331123221133 is a wasteful number, since it uses less digits than its factorization.

11331123221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13441664 (or 13441661 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

Adding to 11331123221133 its reverse (33112232113311), we get a palindrome (44443355334444).

The spelling of 11331123221133 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty-three".