133001112013001 has 4 divisors (see below), whose sum is σ = 133001310821652. Its totient is φ = 133000913204352.

The previous prime is 133001112012997. The next prime is 133001112013129. The reversal of 133001112013001 is 100310211100331.

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 7312886935225 + 125688225077776 = 2704235^2 + 11211076^2 .

It is a cyclic number.

It is not a de Polignac number, because 133001112013001 - 2² = 133001112012997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133001112013901) 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, 98397440 + ... + 99739953.

It is an arithmetic number, because the mean of its divisors is an integer number (33250327705413).

Almost surely, 2^{133001112013001} is an apocalyptic number.

It is an amenable number.

133001112013001 is a deficient number, since it is larger than the sum of its proper divisors (198808651).

133001112013001 is an equidigital number, since it uses as much as digits as its factorization.

133001112013001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198808650.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 133001112013001 its reverse (100310211100331), we get a palindrome (233311323113332).

The spelling of 133001112013001 in words is "one hundred thirty-three trillion, one billion, one hundred twelve million, thirteen thousand, one".