133132323131 has 4 divisors (see below), whose sum is σ = 133441215264. Its totient is φ = 132823431000.

The previous prime is 133132323097. The next prime is 133132323167. The reversal of 133132323131 is 131323231331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133132323131 - 2⁶ = 133132323067 is a prime.

It is a super-2 number, since 2×133132323131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133132323131.

It is not an unprimeable number, because it can be changed into a prime (133132523131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154445420 + ... + 154446281.

It is an arithmetic number, because the mean of its divisors is an integer number (33360303816).

Almost surely, 2^133132323131 is an apocalyptic number.

133132323131 is a deficient number, since it is larger than the sum of its proper divisors (308892133).

133132323131 is an equidigital number, since it uses as much as digits as its factorization.

133132323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308892132.

The product of its digits is 2916, while the sum is 26.

Adding to 133132323131 its reverse (131323231331), we get a palindrome (264455554462).

The spelling of 133132323131 in words is "one hundred thirty-three billion, one hundred thirty-two million, three hundred twenty-three thousand, one hundred thirty-one".