133003231332331 has 4 divisors (see below), whose sum is σ = 134374398665752. Its totient is φ = 131632063998912.

The previous prime is 133003231332313. The next prime is 133003231332341. The reversal of 133003231332331 is 133233132300331.

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 133003231332331 - 2¹⁵ = 133003231299563 is a prime.

It is a super-2 number, since 2×133003231332331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133003231332293 and 133003231332302.

It is not an unprimeable number, because it can be changed into a prime (133003231332341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685583666565 + ... + 685583666758.

It is an arithmetic number, because the mean of its divisors is an integer number (33593599666438).

Almost surely, 2^{133003231332331} is an apocalyptic number.

133003231332331 is a deficient number, since it is larger than the sum of its proper divisors (1371167333421).

133003231332331 is an equidigital number, since it uses as much as digits as its factorization.

133003231332331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371167333420.

The product of its (nonzero) digits is 26244, while the sum is 31.

Adding to 133003231332331 its reverse (133233132300331), we get a palindrome (266236363632662).

The spelling of 133003231332331 in words is "one hundred thirty-three trillion, three billion, two hundred thirty-one million, three hundred thirty-two thousand, three hundred thirty-one".