200901100101 has 16 divisors (see below), whose sum is σ = 295182060096. Its totient is φ = 120756295296.

The previous prime is 200901100079. The next prime is 200901100111. The reversal of 200901100101 is 101001109002.

It is a de Polignac number, because none of the positive numbers 2^k-200901100101 is a prime.

It is a super-2 number, since 2×200901100101² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200901100111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59897280 + ... + 59900633.

It is an arithmetic number, because the mean of its divisors is an integer number (18448878756).

Almost surely, 2^200901100101 is an apocalyptic number.

It is an amenable number.

200901100101 is a deficient number, since it is larger than the sum of its proper divisors (94280959995).

200901100101 is a wasteful number, since it uses less digits than its factorization.

200901100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119797972.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 200901100101 its reverse (101001109002), we get a palindrome (301902209103).

The spelling of 200901100101 in words is "two hundred billion, nine hundred one million, one hundred thousand, one hundred one".