133423303311 has 12 divisors (see below), whose sum is σ = 192726525888. Its totient is φ = 88947033504.

The previous prime is 133423303309. The next prime is 133423303313. The reversal of 133423303311 is 113303324331.

133423303311 is a `hidden beast` number, since 1 + 3 + 3 + 42 + 3 + 303 + 311 = 666.

It is an interprime number because it is at equal distance from previous prime (133423303309) and next prime (133423303313).

It is not a de Polignac number, because 133423303311 - 2¹ = 133423303309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133423303313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 420691 + ... + 666203.

It is an arithmetic number, because the mean of its divisors is an integer number (16060543824).

Almost surely, 2^133423303311 is an apocalyptic number.

133423303311 is a deficient number, since it is larger than the sum of its proper divisors (59303222577).

133423303311 is a wasteful number, since it uses less digits than its factorization.

133423303311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305902 (or 305899 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 133423303311 its reverse (113303324331), we get a palindrome (246726627642).

The spelling of 133423303311 in words is "one hundred thirty-three billion, four hundred twenty-three million, three hundred three thousand, three hundred eleven".