133203131331 has 8 divisors (see below), whose sum is σ = 178496659200. Its totient is φ = 88355845512.

The previous prime is 133203131329. The next prime is 133203131353. The reversal of 133203131331 is 133131302331.

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

It is not a de Polignac number, because 133203131331 - 2¹ = 133203131329 is a prime.

It is a super-2 number, since 2×133203131331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133203231331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111559815 + ... + 111561008.

It is an arithmetic number, because the mean of its divisors is an integer number (22312082400).

Almost surely, 2^133203131331 is an apocalyptic number.

133203131331 is a deficient number, since it is larger than the sum of its proper divisors (45293527869).

133203131331 is a wasteful number, since it uses less digits than its factorization.

133203131331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223121025.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 133203131331 its reverse (133131302331), we get a palindrome (266334433662).

The spelling of 133203131331 in words is "one hundred thirty-three billion, two hundred three million, one hundred thirty-one thousand, three hundred thirty-one".