100010100111001 has 4 divisors (see below), whose sum is σ = 105893047176372. Its totient is φ = 94127153045632.

The previous prime is 100010100110941. The next prime is 100010100111023. The reversal of 100010100111001 is 100111001010001.

It is a happy number.

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 32518962451600 + 67491137659401 = 5702540^2 + 8215299^2 .

It is a cyclic number.

It is not a de Polignac number, because 100010100111001 - 2²³ = 100010091722393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100010100115001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2941473532660 + ... + 2941473532693.

It is an arithmetic number, because the mean of its divisors is an integer number (26473261794093).

Almost surely, 2^{100010100111001} is an apocalyptic number.

It is an amenable number.

100010100111001 is a deficient number, since it is larger than the sum of its proper divisors (5882947065371).

100010100111001 is an equidigital number, since it uses as much as digits as its factorization.

100010100111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882947065370.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 100010100111001 its reverse (100111001010001), we get a palindrome (200121101121002).

The spelling of 100010100111001 in words is "one hundred trillion, ten billion, one hundred million, one hundred eleven thousand, one".