100001200133 has 2 divisors, whose sum is σ = 100001200134. Its totient is φ = 100001200132.

The previous prime is 100001200109. The next prime is 100001200139. The reversal of 100001200133 is 331002100001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65151031009 + 34850169124 = 255247^2 + 186682^2 .

It is a cyclic number.

It is not a de Polignac number, because 100001200133 - 2³² = 95706232837 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100001200139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000600066 + 50000600067.

It is an arithmetic number, because the mean of its divisors is an integer number (50000600067).

Almost surely, 2^100001200133 is an apocalyptic number.

It is an amenable number.

100001200133 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001200133 is an equidigital number, since it uses as much as digits as its factorization.

100001200133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 100001200133 its reverse (331002100001), we get a palindrome (431003300134).

The spelling of 100001200133 in words is "one hundred billion, one million, two hundred thousand, one hundred thirty-three".