133020300331 has 4 divisors (see below), whose sum is σ = 133111850512. Its totient is φ = 132928750152.

The previous prime is 133020300319. The next prime is 133020300349. The reversal of 133020300331 is 133003020331.

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 133020300331 - 2¹⁷ = 133020169259 is a prime.

It is a super-2 number, since 2×133020300331² (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 = 133020300299 and 133020300308.

It is not an unprimeable number, because it can be changed into a prime (133020300031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45772911 + ... + 45775816.

It is an arithmetic number, because the mean of its divisors is an integer number (33277962628).

Almost surely, 2^133020300331 is an apocalyptic number.

133020300331 is a deficient number, since it is larger than the sum of its proper divisors (91550181).

133020300331 is an equidigital number, since it uses as much as digits as its factorization.

133020300331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91550180.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 133020300331 its reverse (133003020331), we get a palindrome (266023320662).

The spelling of 133020300331 in words is "one hundred thirty-three billion, twenty million, three hundred thousand, three hundred thirty-one".