133143322331 has 8 divisors (see below), whose sum is σ = 135181903104. Its totient is φ = 131109278440.

The previous prime is 133143322313. The next prime is 133143322343. The reversal of 133143322331 is 133223341331.

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 133143322331 - 2⁶ = 133143322267 is a prime.

It is a super-2 number, since 2×133143322331² (a number of 23 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 = 133143322294 and 133143322303.

It is not an unprimeable number, because it can be changed into a prime (133143322391) 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, 1075055 + ... + 1192488.

It is an arithmetic number, because the mean of its divisors is an integer number (16897737888).

Almost surely, 2^133143322331 is an apocalyptic number.

133143322331 is a deficient number, since it is larger than the sum of its proper divisors (2038580773).

133143322331 is an equidigital number, since it uses as much as digits as its factorization.

133143322331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268441.

The product of its digits is 11664, while the sum is 29.

Adding to 133143322331 its reverse (133223341331), we get a palindrome (266366663662).

The spelling of 133143322331 in words is "one hundred thirty-three billion, one hundred forty-three million, three hundred twenty-two thousand, three hundred thirty-one".