11101002001 has 4 divisors (see below), whose sum is σ = 11112725232. Its totient is φ = 11089278772.

The previous prime is 11101001987. The next prime is 11101002019. The reversal of 11101002001 is 10020010111.

11101002001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10020010111 = 5839 ⋅1716049.

It is a cyclic number.

It is not a de Polignac number, because 11101002001 - 2⁵ = 11101001969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101002061) 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, 5860195 + ... + 5862088.

It is an arithmetic number, because the mean of its divisors is an integer number (2778181308).

Almost surely, 2^11101002001 is an apocalyptic number.

It is an amenable number.

11101002001 is a deficient number, since it is larger than the sum of its proper divisors (11723231).

11101002001 is an equidigital number, since it uses as much as digits as its factorization.

11101002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11723230.

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

Adding to 11101002001 its reverse (10020010111), we get a palindrome (21121012112).

The spelling of 11101002001 in words is "eleven billion, one hundred one million, two thousand, one".