133100245105001 has 4 divisors (see below), whose sum is σ = 133116740372100. Its totient is φ = 133083749837904.

The previous prime is 133100245104989. The next prime is 133100245105049. The reversal of 133100245105001 is 100501542001331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25303918090000 + 107796327015001 = 5030300^2 + 10382501^2 .

It is a cyclic number.

It is not a de Polignac number, because 133100245105001 - 2²² = 133100240910697 is a prime.

It is a super-2 number, since 2×133100245105001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133100242105001) 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, 8247621446 + ... + 8247637583.

It is an arithmetic number, because the mean of its divisors is an integer number (33279185093025).

Almost surely, 2^{133100245105001} is an apocalyptic number.

It is an amenable number.

133100245105001 is a deficient number, since it is larger than the sum of its proper divisors (16495267099).

133100245105001 is an equidigital number, since it uses as much as digits as its factorization.

133100245105001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16495267098.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 133100245105001 its reverse (100501542001331), we get a palindrome (233601787106332).

The spelling of 133100245105001 in words is "one hundred thirty-three trillion, one hundred billion, two hundred forty-five million, one hundred five thousand, one".