133313323001 has 8 divisors (see below), whose sum is σ = 136072556424. Its totient is φ = 130563122560.

The previous prime is 133313322953. The next prime is 133313323019. The reversal of 133313323001 is 100323313331.

It can be written as a sum of positive squares in 4 ways, for example, as 48818460601 + 84494862400 = 220949^2 + 290680^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133313323001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133313323081) 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, 2228420 + ... + 2287461.

It is an arithmetic number, because the mean of its divisors is an integer number (17009069553).

Almost surely, 2^133313323001 is an apocalyptic number.

It is an amenable number.

133313323001 is a deficient number, since it is larger than the sum of its proper divisors (2759233423).

133313323001 is an equidigital number, since it uses as much as digits as its factorization.

133313323001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4516491.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 133313323001 its reverse (100323313331), we get a palindrome (233636636332).

The spelling of 133313323001 in words is "one hundred thirty-three billion, three hundred thirteen million, three hundred twenty-three thousand, one".