133031441231 has 8 divisors (see below), whose sum is σ = 143274472320. Its totient is φ = 122789816352.

The previous prime is 133031441189. The next prime is 133031441237. The reversal of 133031441231 is 132144130331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133031441231 - 2²² = 133027246927 is a prime.

It is a super-2 number, since 2×133031441231² (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 133031441231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133031441237) 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 7 ways as a sum of consecutive naturals, for example, 150815 + ... + 537408.

It is an arithmetic number, because the mean of its divisors is an integer number (17909309040).

Almost surely, 2^133031441231 is an apocalyptic number.

133031441231 is a deficient number, since it is larger than the sum of its proper divisors (10243031089).

133031441231 is a wasteful number, since it uses less digits than its factorization.

133031441231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703105.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 133031441231 its reverse (132144130331), we get a palindrome (265175571562).

The spelling of 133031441231 in words is "one hundred thirty-three billion, thirty-one million, four hundred forty-one thousand, two hundred thirty-one".