100011210001 has 4 divisors (see below), whose sum is σ = 105894222372. Its totient is φ = 94128197632.

The previous prime is 100011209993. The next prime is 100011210023. The reversal of 100011210001 is 100012110001.

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 89446453776 + 10564756225 = 299076^2 + 102785^2 .

It is a cyclic number.

It is not a de Polignac number, because 100011210001 - 2³ = 100011209993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100011210031) 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 3 ways as a sum of consecutive naturals, for example, 2941506160 + ... + 2941506193.

It is an arithmetic number, because the mean of its divisors is an integer number (26473555593).

Almost surely, 2^100011210001 is an apocalyptic number.

It is an amenable number.

100011210001 is a deficient number, since it is larger than the sum of its proper divisors (5883012371).

100011210001 is an equidigital number, since it uses as much as digits as its factorization.

100011210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5883012370.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100011210001 its reverse (100012110001), we get a palindrome (200023320002).

The spelling of 100011210001 in words is "one hundred billion, eleven million, two hundred ten thousand, one".