133120300331 has 4 divisors (see below), whose sum is σ = 134341587600. Its totient is φ = 131899013064.

The previous prime is 133120300321. The next prime is 133120300333. The reversal of 133120300331 is 133003021331.

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 133120300331 - 2²² = 133116106027 is a prime.

It is a super-2 number, since 2×133120300331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133120300333) 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 3 ways as a sum of consecutive naturals, for example, 610643471 + ... + 610643688.

It is an arithmetic number, because the mean of its divisors is an integer number (33585396900).

Almost surely, 2^133120300331 is an apocalyptic number.

133120300331 is a deficient number, since it is larger than the sum of its proper divisors (1221287269).

133120300331 is a wasteful number, since it uses less digits than its factorization.

133120300331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221287268.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 133120300331 its reverse (133003021331), we get a palindrome (266123321662).

The spelling of 133120300331 in words is "one hundred thirty-three billion, one hundred twenty million, three hundred thousand, three hundred thirty-one".