133311310023231 has 24 divisors (see below), whose sum is σ = 200633907474000. Its totient is φ = 85192243742592.

The previous prime is 133311310023209. The next prime is 133311310023257. The reversal of 133311310023231 is 132320013113331.

133311310023231 is a `hidden beast` number, since 1 + 3 + 3 + 311 + 310 + 0 + 2 + 3 + 2 + 31 = 666.

It is not a de Polignac number, because 133311310023231 - 2⁷ = 133311310023103 is a prime.

It is a super-2 number, since 2×133311310023231² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133311310023195 and 133311310023204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133311310023131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1837270566 + ... + 1837343123.

It is an arithmetic number, because the mean of its divisors is an integer number (8359746144750).

Almost surely, 2^{133311310023231} is an apocalyptic number.

133311310023231 is a deficient number, since it is larger than the sum of its proper divisors (67322597450769).

133311310023231 is a wasteful number, since it uses less digits than its factorization.

133311310023231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674613863 (or 3674613860 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 133311310023231 its reverse (132320013113331), we get a palindrome (265631323136562).

The spelling of 133311310023231 in words is "one hundred thirty-three trillion, three hundred eleven billion, three hundred ten million, twenty-three thousand, two hundred thirty-one".